FCH News

1/4-20 Thread Cutting Screws (ASME B18. 6.4)

Thread Cutting Screws are a type of screw with a specific hardness, thread design, and point that can cut new threads in a pre-drilled hole in thicker metal. They come with a variety of different point types depending on the application.

131 results, (click on any line for more information)

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
AbabaCASelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 3/81/4-20 x 3/8 p-flat m-scr u/cut s/s b18.6.41423
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AbabaCASelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 3/81/4-20 x 3/8 p-flat m-scr u/cut s/s b18.6.4200
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 3/81/4-20x3/8 phil round t/c/s type-f stl zc b18.6.4 () () ()19
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AbabaCASelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1/21/4-20 x 1/2 p-flat m-scr u/cut s/s b18.6.4350
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JET FITTINGCASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1/2thread cutting screw type-f hex indented washer slotted 1/420x1/2 steel zinc plated b18.6.4450
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SIIINSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1/21/4-20x1/2 (ft) indent hwh slotted thread cutting screws type-23 zinc cr+3 b18.6.4100
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CascadeORSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1/2flat phillips type-f scrs b18.6.46800
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1/21/4-20x1/2 slotted hwh t/c/s type-23 stl zc b18.6.4 () () ()711
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1/21/4-20x1/2 slotted hwh t/c/s type-f stl zc b18.6.4 () () ()970
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1/21/4-20x1/2 unsl hex type-f zinc b18.6.46000
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1/21/4-20x1/2 slotted hwh type-f zinc b18.6.4100
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)400 Stainless (405, 410,416,420,430 etc.)Plain1/4-20 x 1/21/4-20 x 1/2 phil pan thread cutting screw 410 ss b18.6.48
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)400 Stainless (405, 410,416,420,430 etc.)Plain1/4-20 x 1/21/4-20x1/2 phil pan type-f 410 ss b18.6.4500
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WSBKYSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1/2screw tc 23 tr st (zt) ph 1/4-20x1/2 b18.6.412,618
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ASMCILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1/2(ft) coarse tcs phil pan type-f low carb zp b18.6.43,250
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ASMCILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1/2coarse tcs indented hex type-f low carb zp b18.6.4244
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Bostwick INSelf-Tapping Thread Cutting Screw (types f,1,23,25)400 Stainless (405, 410,416,420,430 etc.)Plain1/4-20 x 1/21/4-20 x 1/2 t/f scr unsl hwh type-f 410 stainless b18.6.474
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B & K FASTPASelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 5/81/4-20 x 5/8 phil flat u/c thread cutting screw type-f stainless b18.6.4178
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Marine FastenersFLSelf-Tapping Thread Cutting Screw (types f,1,23,25)400 Stainless (405, 410,416,420,430 etc.)Plain1/4-20 x 5/81/4-20 x 5/8 phil pan type-f 410 ss b18.6.48000
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General FMISelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelDip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)1/4-20 x 0.6251/4-20 x 0.625 hex slotted sts magni 560 MS51851-85MN5 b18.6.439,017
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ASMCILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 5/81/4-20x5/8 coarse tcs hex washer hd type-f low carb zp b18.6.4100
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AbabaCASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelBlack Oxide1/4-20 x 3/41/4-20 x 3/4 p-flat m-scr stl blk ox wax b18.6.41250
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 3/41/4-20x3/4 slotted hwh type-f zinc b18.6.41400
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Yellow1/4-20 x 3/41/4-20x3/4 rev. ser hwh type-f zy b18.6.4382100
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Yellow1/4-20 x 3/41/4-20x3/4 rev. ser hwh type-f zy b18.6.493200
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Marine FastenersFLSelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 3/41/4-20x3/4 slotted fillister s/s b18.6.420335
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 3/41/4-20x3/4 phil pan t/c/s type-f stl zc b18.6.4 () () ()1411
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 3/41/4-20x3/4 slotted indented hwh t/c/s type-f stl zc b18.6.4 () () ()75
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 3/41/4-20x3/4 phil pan t/c/s type-f 18-8 s/s b18.6.4 () () ()470
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelBlack Oxide1/4-20 x 3/41/4-20x3/4 phil pan t/c/s type-f stl blk ox b18.6.4 () () ()1400
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Marine FastenersFLSelf-Tapping Thread Cutting Screw (types f,1,23,25)400 Stainless (405, 410,416,420,430 etc.)Dip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)1/4-20 x 3/41/4-20 x 3/4 phil pan type-f 410ss coated w/ doerken delta protec b18.6.425416
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StandardMASelf-Tapping Thread Cutting Screw (types f,1,23,25)400 Stainless (405, 410,416,420,430 etc.)Plain1/4-20 x 3/41/4-20x3/4 phillips pan head self drilling type-23 screw 410 stainless steel b18.6.411
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)400 Stainless (405, 410,416,420,430 etc.)Plain1/4-20 x 3/41/4-20x3/4 indented hex washer type-f 410ss b18.6.413
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KBSTNSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 3/41/4-20 x 3/4 fl phil t/cut type-f u-cut pltd b18.6.42,530
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ASMCILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 3/4(ft) coarse tcs phil pan type-f low carb zp b18.6.41,250
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Bostwick INSelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 3/41/4-20 x 3/4 t/f scr unsltd hex hd type-f 18-8 s b18.6.4940
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Bostwick INSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 3/41/4-20 x 3/4 t/f scr phil pan type-f zinc b18.6.4400
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AbabaCASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 11/4-20 x 1 combo sidewalk screw pwdr-ct espresso s b18.6.4775
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AbabaCASelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 11/4-20 x 1 combo sidewalk screw pwdr coat gray s/s b18.6.4500
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AbabaCASelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 11/4-20 x 1 p-pan m-scr .450 nylon strip s/s b18.6.448
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JET FITTINGCASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1thread cutting screw type-f flat82 phillips 1/420x1 bsteel zinc plated b18.6.45851
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B & K FASTPASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 11/4-20 x 1 hwh self drill screws zinc b18.6.4600
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B & K FASTPASelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 11/4-20 x 1 phil flat thread cutting screw type-f stainless 18-8 b18.6.4576
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B & K FASTPASelf-Tapping Thread Cutting Screw (types f,1,23,25)400 Stainless (405, 410,416,420,430 etc.)Plain1/4-20 x 11/4-20 x 1 phil pan thread cutting screws type-f 410 s/s b18.6.4365
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B & K FASTPASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 11/4-20 x 1 phil flat thd cutting screw type-f zinc b18.6.4524
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B & K FASTPASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 11/4-20 x 1 hwh slotted thd cutting screw ty f b18.6.4826
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B & K FASTPASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 11/4-20 x 1 hwh unslt thd cutting screw ty f b18.6.4138
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 11/4-20x1 slotted hwh type-f zinc b18.6.41834
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 11/4-20x1 slotted hwh type-f zinc b18.6.4700
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Marine FastenersFLSelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 11/4-20x1 phillips flat f 18-8 ss b18.6.460750
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 11/4-20x1 phil pan t/c/s type-f stl zc b18.6.4 () () ()2081
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)400 Stainless (405, 410,416,420,430 etc.)Plain1/4-20 x 11/4-20x1 hwh t/c/s type-f 410 s/s b18.6.4 () () ()68
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelBlack Oxide1/4-20 x 11/4-20x1 phil pan t/c/s type-f stl blk ox b18.6.4 () () ()1135
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NBSILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 11/4-20 x 1 square/phil combo b18.6.4102
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)400 Stainless (405, 410,416,420,430 etc.)Plain1/4-20 x 11/4-20x1 phil pan type-f 410ss b18.6.476
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KBSTNSelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 11/4-20 x 1 indhexwshr t/c f unslotted s/s b18.6.43,200
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KBSTNSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 11/4-20 x 1 pan torx th/cutter type-f plated b18.6.41,026
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ASMCILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1coarse tcs hex washer type-f low carb zp b18.6.43
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FACCAOntSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1thread-cutting screw round slot hd 1/4-20 unc x 1 long type 1 low carb steel case hard zinc chromate plated ansi b18.6-1966 b18.6.446,907
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ASMCILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 11/4-20x1 (ft) coarse tcs phil flat hd type-f low carb zp b18.6.4500
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OSSCORISelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 11/4-20x1 indented hwh type-f zinc b18.6.4100
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Bostwick INSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 11/4-20 x 1 hwh roloc self tapping zinc b18.6.41
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B & K FASTPASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 1 1/41/4-20 x 1 1/4 phil flt thd cutting screw ty f b18.6.41774
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/41/4-20x1 1/4 slotted hwh type-f zinc b18.6.41000
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/41/4-20x1-1/4 slotted hwh t/c/s type-f stl zc b18.6.4 () () ()14266
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/41/4-20x1-1/4 slotted indented hwh t/c/s type-f stl zc b18.6.4 () () ()6000
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/41/4-20x1-1/4 6-lobe pan t/c/s type-f stl zc b18.6.4 () () ()4000
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/41/4-20x1-1/4 phil pan t/c/s type-f stl zc b18.6.4 () () ()6000
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/41/4-20x1 1/4 unslotted hwh type-f zinc b18.6.4400
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KBSTNSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/41/4-20 x 1 1/4 flat sixlobe!t/c type-f pltd b18.6.41,325
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ASMCILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/4(ft) coarse tcs phil flat type-f low carb zp b18.6.41,500
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FACCAOntSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/4thread-cutting screw flat slot hd 1/4-20 unc x 1 1/4 lg type 1 carbon steel heat treated zinc chrom ansi b18.6-1966 b18.6.441,580
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FACCAOntSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/4thread-cutting screw round slot hd 1/4-20 unc x 1-1/4 long type 1 low carb steel case hard zinc chromate plated ansi b18.6-1966 b18.6.49,400
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Bostwick INSelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 1/41/4-20 x 1-1/4 t/f scr phil flat type-f 18-8 s/s b18.6.4204
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AbabaCASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 1 1/21/4-20 x 1 1/2 s-pan thread cutting screw type-f b18.6.41
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/21/4-20x1 1/2 hex washer type-23 zin b18.6.47500
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/21/4-20x1 1/2 hex washer type-23 zin b18.6.411200
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Marine FastenersFLSelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 1/21/4-20x1-1/2 phil pan type-f 18-8ss b18.6.430370
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Marine FastenersFLSelf-Tapping Thread Cutting Screw (types f,1,23,25)400 Stainless (405, 410,416,420,430 etc.)Plain1/4-20 x 1 1/21/4-20x1-1/2 phillips pan f 410ss 410ss b18.6.47250
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Irwin IndOntSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/21/4-20 x 1-1/2 flat phillips type-23 t/c/s zinc b18.6.4400
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/21/4-20x1-1/2 phil pan t/c/s type-f stl zc b18.6.4 () () ()1888
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/21/4-20x1-1/2 slotted hwh t/c/s type-f stl zc b18.6.4 () () ()400
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelBlack Oxide1/4-20 x 1 1/21/4-20x1-1/2 phil pan t/c/s type-f stl blk ox b18.6.4 () () ()1800
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/21/4-20x1 1/2 slotted hwh type-f zinc b18.6.41200
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/21/4-20x1 1/2 ft phil pan head type-f zin b18.6.41200
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WSBKYSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Yellow1/4-20 x 1 1/2screw tc f flat 82 st zyt ph 1/4-20x1 1/2 b18.6.44,449
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ASMCILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/21/4-20x1 1/2 (ft) coarse tcs phil flat hd type-f low carb zp b18.6.4750
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Bostwick INSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 1/21/4-20 x 1 1/2 hwh roloc self tapping zinc b18.6.4495
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AbabaCASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 1 3/41/4-20 x 1 3/4 p-flat m-scr pntd metallic charcoal b18.6.4132
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AbabaCASelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 3/41/4-20 x 1 3/4 p-flat m-scr pwdr-ct autumn s/s b18.6.42423
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AbabaCASelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 3/41/4-20 x 1 3/4 p-flat m-scr pwdr-ct espresso s/s b18.6.48900
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AbabaCASelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 3/41/4-20 x 1 3/4 p-flat m-scr pwdr coat gray s/s b18.6.41700
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AbabaCASelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 3/41/4-20 x 1 3/4 p-flat m-scr pwdr-ct teak s/s b18.6.41574
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 3/41/4-20x1-3/4 hex washer head type-23 zinc plated b18.6.4364
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KBSTNSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 3/41/4-20 x 1 3/4 pan sl t/c screw type-f plated b18.6.41,000
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JET FITTINGCASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 1 3/41/4-20x1 3/4 thread cutting sc f z 699091 b18.6.4100
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JET FITTINGCASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 21/4-20x2 slotted indented hex washer thread cutting screw type-f steel zinc b18.6.41250
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JET FITTINGCASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPhosphate1/4-20 x 21/4-20x2 6-lobe flat82 thread cutting screw type-f steel black phosphate b18.6.4500
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B & K FASTPASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 21/4-20 x 2 hwh slotted thd cutting scr ty f b18.6.41610
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B & K FASTPASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 21/4-20 x 2 hwh thd cutting screw ty f black b18.6.429
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SIIINSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 21/4-20x2 hex washer slotted type-f zinc thread cutting) b18.6.4765
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ASMCILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 21/4-20x2 coarse tcs slotted hex washer hd type-23 low carb zp b18.6.4500
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NBSILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPhosphate1/4-20 x 21/4-20 x 2 flat hd t-30 6-lobe floor board screw type-f blk phos. b18.6.4185.6
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KBSTNSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 21/4-20 x 2 flat sixlobe!t/c type-f b18.6.419,566
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ASMCILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 21/4-20x2 (ft) unc tcs phil flat type-f low carb zp b18.6.4400
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FACCAOntSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 2thread cutting screw flat slot head 1/4-20 unc x 2 long type 1 low carb steel case hard zinc chrom ansi b18.6-1966 b18.6.4800
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NBSILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPhosphate1/4-20 x 2 1/41/4-20 x 2-1/4 flat hd t-30 6-lobe floor board screw type-f blk phos. b18.6.418.2
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KBSTNSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 2 1/41/4-20 x 2 1/4 flat sixlobe!t/c type-f b18.6.420,770
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JET FITTINGCASelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 2 1/21/4-20x2 1/2 type-f thread cutting screws 6-lobe (torx) flat head 18-8 stainless steel b18.6.4500
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B & K FASTPASelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 2 1/21/4-20 x 2 1/2 phil flt thd cutting screw typef zinc b18.6.4755
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 2 1/21/4-20x2 1/2 slotted hex washer thread cutting screw type-f b18.6.436000
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 2 1/21/4-20x2 1/2 slotted hex washer thread cutting screw type-f b18.6.413185
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Marine FastenersFLSelf-Tapping Thread Cutting Screw (types f,1,23,25)316, 317, A4 StainlessPlain1/4-20 x 2 1/21/4-20 x 2-1/2 sl flat 316ss b18.6.42150
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All SizeTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 2 1/21/4-20 x 2-1/2 flat phil type-f screw b18.6.4233
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KBSTNSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 2 1/21/4-20 x 2 1/2 flat sixlobe!t/c type-f b18.6.44,585
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ASMCILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 2 1/21/4-20x2 1/2 (ft) coarse tcs phil flat hd type-f low carb zp b18.6.4100
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Bostwick INSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 2 1/21/4-20 x 2 1/2 t/f scr phil flat type-f zinc b18.6.41
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GLFOHSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 2 3/41/4-20x2-3/4 phil flat reamer w/wings stl zc b18.6.4 () () ()500
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NBSILSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPhosphate1/4-20 x 31/4-20 x 3 flat hd t-30 6-lobe floor board screw type-f blk phos. b18.6.418
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All SizeTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 31/4-20 x 3 pan head torx zinc type-f thread cutting b18.6.448
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All SizeTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 31/4-20 x 3 flat phil type-f screw b18.6.479
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QFCTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 31/4-20 x 3 (ft) hex washer hd slotted thread cutting screw type-f zinc b18.6.4330
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KBSTNSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 31/4-20 x 3 flat sixlobe!t/c type-f b18.6.42,629
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KBSTNSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 31/4-20 x 3 pan torx th/cutter type-f plated b18.6.4730
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All SizeTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 3 1/21/4-20 x 3 1/2 pan head torx zinc type-f thread cutting b18.6.4794
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All SizeTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 41/4-20 x 4 pan head torx zinc type-f thread cutting b18.6.4402
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KBSTNSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelZinc/Clear1/4-20 x 41/4-20 x 4 pan torx th/cutter type-f plated b18.6.4450
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AbabaCASelf-Tapping Thread Cutting Screw (types f,1,23,25)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 51/4-20 x 5 p-flat m-scr full thread s/s b18.6.4610
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KBSTNSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-20 x 51/4-20 x 5 flat sixlobe!t/c type-f b18.6.4550
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All SizeTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-201/4-20 thread cutting nut 1/4 stud size 11/16 hex b18.6.4400
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All SizeTXSelf-Tapping Thread Cutting Screw (types f,1,23,25)SteelPlain1/4-201/4-20 thread cutting nut 1/4 stud size 7/16 hex b18.6.4400
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