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3 1/2 inch length Sheetmetal Screws (ASME B18. 6.4)

Sheet Metal Screws are widely used, have many different head and drive types, but usually have a sharp point and a coarse thread pattern that can easily cut and form a thread in pre-drilled sheet metal, but not in heavier metal.

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

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
AbabaCASelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#10 x 3 1/2#10 x 3 1/2 p-flat sms hrd stl znc b18.6.41010
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AbabaCASelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10 x 3 1/2#10 x 3 1/2 p-flat sms s/s b18.6.4850
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AbabaCASelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10 x 3 1/2#10 x 3 1/2 p-pan sms s/s b18.6.4233
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AbabaCASelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#12 x 3 1/2#12 x 3 1/2 p-flat sms s/s b18.6.4200
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AbabaCASelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#12 x 3 1/2#12 x 3 1/2 p-pan sms hrd stl znc b18.6.4620
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AbabaCASelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#12 x 3 1/2#12 x 3 1/2 p-pan sms s/s b18.6.4200
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AbabaCASelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#14 x 3 1/2#14 x 3 1/2 p-flat sms s/s b18.6.4600
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AbabaCASelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#14 x 3 1/2#14 x 3 1/2 p-pan sms hrd stl znc b18.6.41476
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AbabaCASelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#14 x 3 1/2#14 x 3 1/2 p-pan sms s/s b18.6.4600
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AbabaCASelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8 x 3 1/2#8 x 3 1/2 p-pan sms s/s b18.6.4826
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GLFOHSelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#8 x 3 1/2#8x3-1/2 phil pan s/m/s type-a stl zc w/1000 hr salt spray b18.6.4 () () ()147200
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GLFOHSelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4 x 3 1/21/4x3-1/2 phil pan s/m/s type-a 18-8 s/s b18.6.4 () () ()99
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GLFOHSelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#8 x 3 1/2#8x3-1/2 phil pan s/m/s type-a stl zc b18.6.4 () () ()36307
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GLFOHSelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#10 x 3 1/2#10x3-1/2 phil flat s/m/s type-a stl zc b18.6.4 () () ()1000
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GLFOHSelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#14 x 3 1/2#14x3-1/2 phil flat s/m/s type-a 18-8 s/s b18.6.4 () () ()850
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GLFOHSelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#10 x 3 1/2#10x3-1/2 phil pan s/m/s pt zinc cr3 b18.6.4 () () ()267517
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GLFOHSelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#14 x 3 1/2#14x3-1/2 phil flat s/m/s type-a stl zc b18.6.4 () () ()1192
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ASMCILSelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#12-11 x 3 1/2#12-11x3 1/2 sms phil flat type-a low carb zp b18.6.4200
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ASMCILSelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#12-11 x 3 1/2sms phil pan type-a low carb zp b18.6.4900
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ASMCILSelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#14-10 x 3 1/2sms phil flat type-a ss18-8 b18.6.4252
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AbabaCASelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10 x 3 1/2#10 x 3 1/2 p-flat sms s/s b18.6.4200
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AbabaCASelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10 x 3 1/2#10 x 3 1/2 p-pan sms s/s b18.6.4100
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AbabaCASelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#12 x 3 1/2#12 x 3 1/2 p-pan sms s/s b18.6.475
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AbabaCASelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#14 x 3 1/2#14 x 3 1/2 p-pan sms s/s b18.6.4150
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General FMISelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#8 x 3 1/28x3.5 phillips panil ts type-ab zn b18.6.4800
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JET FITTINGCASelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#12-11 x 3 1/2#12-11x3 1/2 tapping sc type-a zn 696179 b18.6.4889
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StandardMASelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10 x 3 1/210x3-1/2 phillips pan head tapping screw 18-8 stainless steel b18.6.4inquire
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Marine FastenersFLSelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10 x 3 1/210x3 1/2 phil flat type-a ss b18.6.431610
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Marine FastenersFLSelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#14 x 3 1/214x3-1/2 square drive pan head. type-a sms 18-8ss b18.6.438750
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Marine FastenersFLSelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#12 x 3 1/2#12x3-1/2 phillips flat head sms type-a 18-8 ss 25 per small bag 5 small bags per master pack-generic brand b18.6.412600
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Marine FastenersFLSelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8 x 3 1/28x3 1/2 phil oval type-a 18-8 304 b18.6.413600
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Marine FastenersFLSelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Fluoropolymer-Based (Xylan, Fluorokote, Teflon)#10 x 3 1/210x3-1/2 phil flat type-a ss blk xylan b18.6.411275
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Marine FastenersFLSelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10 x 3 1/2#10x3-1/2 phillips flat head sms type-a 18-8 ss 25 per small bag 5 small bags per master pack-generic brand b18.6.47850
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Marine FastenersFLSelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10 x 3 1/210x3-1/2 phil pan type-a ss/chrome bagged 50 per b18.6.42130
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Marine FastenersFLSelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#14 x 3 1/2#14 x 3 1/2 phil pan sms 18-8 ss 25 per small bag 5 small bags per master pack-generic brand b18.6.43250
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Marine FastenersFLSelf-Tapping Sheet Metal Screw (types a,b,ab)316, 317, A4 StainlessPlain#10 x 3 1/210 x 3-1/2 phil oval a 316ss b18.6.44348
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Marine FastenersFLSelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Fluoropolymer-Based (Xylan, Fluorokote, Teflon)#12 x 3 1/212 x 3-1/2 phil pan type-a ss/black xylan b18.6.484820
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Mid-ValleyCASelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#14 x 3 1/2self-tapping sheet metal screw (types a b ab) b18.6.4inquire
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JET FITTINGCASelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#12 x 3 1/2sheet metal screw pan phillips #12x3-1/2 steel zinc plated type-a b18.6.4900
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THRDFASTFLSelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10 x 3 1/218-8 ss phil pan t/s b18.6.4483
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THRDFASTTNSelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#14 x 3 1/2slotted indented hex washer t/s b18.6.4155
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KBSTNSelf-Tapping Sheet Metal Screw (types a,b,ab)SteelZinc/Clear#14 x 3 1/2#14 x 3 1/2 hex head t/s sealer type-ab or a pltd b18.6.4390
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THRDFASTFLSelf-Tapping Sheet Metal Screw (types a,b,ab)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#14 x 3 1/218-8 ss slotted indented hex washer t/s b18.6.44
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