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5/8 inch length Serrated Flange Screws

Serrated Flange Screws, Serrated Flange Bolts and commonly known by their trade name as Whiz-Lock Bolts, are unslotted hex head flange screws that have serrations under the flange, or on the bearing surface. The flange provides more strength than a regular hex screw, and in some applications, the serrations eliminate the need for lock washers or lock nuts.

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

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
JacksonMSFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear3/8-16 x 5/8nc hex whiz fl/b gr.5970
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TownCountryARFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/81/4-20x5/8 flanged serrated whiz lock screw gr.5 zinc200
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AFIFLFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/81/4-20x5/8 serr hex flange ms g5 stzn () ()242557
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AFIFLFlange Screw w serr. (Whiz-Lock eq.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 5/810-32x5/8 serr hex flange bolt ss patch () ()2800
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AFIFLFlange Screw w serr. (Whiz-Lock eq.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 5/81/4-20x5/8 serr hex flange screw ss ms () ()3369
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EASTERN SCREWRIFlange Screw w serr. (Whiz-Lock eq.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 5/85/16-18 x 5/8 hex flange wsh w/24 serrations 18-8380
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YANKEENHFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear1/4-20 x 5/8serr hex wash flange scr1594
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CenturyFLFlange Screw w serr. (Whiz-Lock eq.)SteelPlain1/4-20 x 5/81/4-20 x 5/8 serrated flange screw (GR. 5 STEEL ZINC) (GR. 5 STEEL ZINC) 23450
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NAPPCOTXFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear1/4-20 x 5/81/4-20 x 5/8 serrated flange screw zinc (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS)3045
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NAPPCOTXFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear5/16-18 x 5/85/16-18 x 5/8 serrated flange screw zp (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS)1746
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NAPPCOTXFlange Screw w serr. (Whiz-Lock eq.)Grade 5Plain5/16-18 x 5/8serratedhexwashflgescr gr5 5/16-18x5/8 (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW) (35-SERRATED HEX FLANGE SCREW)85
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Irwin IndOntFlange Screw w serr. (Whiz-Lock eq.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 5/810-32 x 5/8 hex serrated flang screw 18-8 stainless steel104
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ASMCILFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/8(ft) coarse gr5 hex fl/b with serration med carb zp700
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ASMCILFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear5/16-18 x 5/8(ft) coarse gr5 hex fl/b with serration med carb zp1,094
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AbabaCAFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/81/4-20 x 5/8 whiz flangeblt gr 5 znc2400
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AbabaCAFlange Screw w serr. (Whiz-Lock eq.)Grade 5Plain1/4-20 x 5/81/4-20 x 5/8 gr.5 whiz flangeblt w/dri-loc 204 red190
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ManscoMIFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/81/4-20x5/8 hex serr flange bolt gr5 triv znc w/nylon patch3311
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ManscoMIFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Black5/16-18 x 5/8hex serr fl/b gr5 triv blk znc5200
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MTPCAFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear5/16-18 x 5/8serrated flange bolts f/th940
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ACCURATEILFlange Screw w serr. (Whiz-Lock eq.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 5/8serrated hwh flange scr 18-8 s/s13
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ACCURATEILFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/8serrated hwh fl/b gr5377
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ACCURATEILFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear3/8-16 x 5/8serrated hwh fl/b gr5825
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CenturyNYFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/8 hex serrated flange bolt grade 5 zinc plt2000
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CenturyNYFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/81/4-20x5/8 serrated flange screw gr. 5 steel zinc23450
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LibertyILFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear5/16-18 x 5/8serrated hex fl/b800
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LibertyILFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear3/8-16 x 5/8hex fl/b serrated serrated227
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LibertyILFlange Screw w serr. (Whiz-Lock eq.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 5/8hex fl/b serrated 18-8 s/s226
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LibertyILFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear1/4-20 x 5/8hex flange w/serrations zin w/serrations zin550
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LibertyILFlange Screw w serr. (Whiz-Lock eq.)Grade 8Zinc/Clear1/4-20 x 5/8hex fl/b serrated rohs1,500
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KomarILFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear1/4-20 x 5/8whiz(large)flange serr bolt1760
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KomarILFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear#10-24 x 5/810-24x5/8 whiz flange serrated bolt zinc3990
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AmericanNYFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Yellow#10-32 x 5/8hex washer fl/b with serr10000
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XL ScrewGAFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear3/8-16 x 5/8serrated indented hex washer flange scr f/t h t zp1,000
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SWACOOHFlange Screw w serr. (Whiz-Lock eq.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 5/81/4-20x5/8 serrated hex flange 18-8 ss4928
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SWACOOHFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear1/4-20 x 5/81/4-20x5/8 serr hex flange bolt zi5483
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SWACOOHFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear3/8-16 x 5/83/8-16x5/8 grd 5 serr hex flange bolt zi498
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NutsBoltsNEFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear1/4-20 x 5/81/4-20 x 5/8 whizbolt zp1055
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EximS'poreFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/8screw hex serrated flange headsteel grade 5 clear zinc#1/4-20 x 5/8 in74
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EmpireWAFlange Screw w serr. (Whiz-Lock eq.)Grade 5Plain5/16 x 5/85/16 x 5/8 gr 5 serr hex flng29500
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IPCVAFlange Screw w serr. (Whiz-Lock eq.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 5/83/8-16x5/8 whiz flange screw 18-8 s/s (serrated)190
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NutsBoltsNEFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear5/16-18 x 5/85/16-18x5/8 whizbolt z5200
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FTSOHFlange Screw w serr. (Whiz-Lock eq.)Grade 5Dip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)1/4-20 x 5/8serr hex flng bolt magni 560 gr 5380000
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HBBOLTCAFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear1/4-20 x 5/8hex serrated fl/b z/p2,170
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WDMBIAFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear5/16-18 x 5/8screw flange serrated gr5 (zt) 5/16-18x5/8 drw (W0G0)6000
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BoltCraftNEFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear3/8-16 x 5/83/8-16 x 5/8 serrated flange hex bolt grade 5 zinc767
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SpencerOHFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear5/8-18 x 5/85/16-18 x 5/8 gr5 hex flange bolt serration zinc77000
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SpencerOHFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear5/8-18 x 5/85/16-18 x 5/8 gr5 hex fl/b serration77000
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear3/8-16 x 5/83/8-16x5/8 serrate hex flange ft gr5 zinc25,000
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)SteelBlack Oxide#10-32 x 5/810-32x5/8 serrated hex flanged washer full thread screw black oxide125,000
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)SteelBlack Oxide1/4-20 x 5/81/4-20x5/8 serrated hex flanged washer full thread screw black oxide62.500
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)SteelBlack Oxide5/16-18 x 5/85/16-18x5/8 serrated hex flanged washer full thread screw black oxide37.500
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 5/810-32x5/8 serrated hex flanged washer full thread screw 18-8 stainless steel75,000
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 5/81/4-20x5/8 serrated hex flanged washer full thread screw 18-8 stainless steel25,000
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 5/85/16-18x5/8 serrated hex flanged washer full thread screw 18-8 stainless steel12.500
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear#8-32 x 5/88-32x5/8 serrated hex flanged washer full thread screw case hard zinc & bake175,000
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear#10-24 x 5/810-24x5/8 serrated hex flanged washer full thread screw case hard zinc & bake125,000
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear#10-32 x 5/810-32x5/8 serrated hex flanged washer full thread screw case hard zinc & bake125,000
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear1/4-20 x 5/81/4-20x5/8 serrated hex flanged washer full thread screw case hard zinc & bake62.500
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear5/16-18 x 5/85/16-18x5/8 serrated hex flanged washer full thread screw case hard zinc & bake37.500
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear3/8-16 x 5/83/8-16x5/8 serrated hex flanged washer full thread screw case hard zinc & bake25,000
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/81/4-20x5/8 serrated hex flanged washer full thread grade 5 w/head markings zinc62.500
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear5/16-18 x 5/85/16-18x5/8 serrated hex flanged washer full thread grade 5 w/head markings zinc37.500
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Yellow5/16-18 x 5/85/16-18x5/8 serrated hex flanged washer full thrd grade 5 w/head markings zinc yellow37.500
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Yellow1/4-20 x 5/81/4-20x5/8 serrated hex flanged washer full thrd grade 5 w/head markings zinc yellow62.500
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Yellow3/8-16 x 5/83/8-16x5/8 serrated hex flanged washer full thrd grade 5 w/head markings zinc yellow25,000
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)Grade 8Zinc/Clear1/4-20 x 5/81/4-20x5/8 serrated hex flanged washer full thread grade 8 w/head markings zinc62.500
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Kanebridge ILFlange Screw w serr. (Whiz-Lock eq.)Grade 8Zinc/Clear5/16-18 x 5/85/16-18x5/8 serrated hex flanged washer full thread grade 8 w/head markings zinc37.500
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PENCOMOntFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear5/16-18 x 5/85/16-18x5/8 hex serrated flange screw grade 5 z125
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SonfastSCFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear5/16-24 x 5/85/16-24x5/8 serrated hex flange bolt j429 grade 5 trivalent znc print67,617
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BHAMALFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear1/4-20 x 5/8serrated hex flg zn300
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TrifastTXFlange Screw w serr. (Whiz-Lock eq.)300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated5/16 x 5/85/16 uncx5/8 hex flange430 series st/stm/c passivated9315
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BoltCraftNEFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear5/16-18 x 5/85/16-18 x 5/8 serrated hex flange bolt grade 5 zinc domesticinquire
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Wurth AdaMNFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Yellow1/4-20 x 5/8scr hex flange unserrated grade 5 (zy) 1/4-20x5/8176,212
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Wurth AdaMNFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/8scr hex flange serrated grade 5 (zn) 1/4-20x5/8123,637
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Wurth AdaMNFlange Screw w serr. (Whiz-Lock eq.)Grade 8Zinc/Yellow1/4-20 x 5/8scr hex flange unserrated grade 8 (zy) 1/4-20x5/84,990
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Wurth AdaMNFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/8scr hex flange serrated grade 5 (zt) 1/4-20x5/89,100
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Wurth AdaMNFlange Screw w serr. (Whiz-Lock eq.)Grade 8Zinc/Yellow3/8-16 x 5/8scr hex flange unserrated grade 8 (zy) 3/8-16x5/81,341
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Wurth AdaMNFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear5/16-18 x 5/8scr hex flange serrated grade 5 (zn) 5/16-18x5/83,135
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Wurth AdaMNFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear3/8-16 x 5/8scr hex flange unserrated grade 5 (zn) 3/8-16x5/8998
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Wurth AdaMNFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear5/16-18 x 5/8scr hex flange unserrated grade 5 (zt) 5/16-18x5/8500
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CNBILFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/8serrated hex fl/b with 3m thread locker 2510 orange1500
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AIHAZFlange Screw w serr. (Whiz-Lock eq.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 5/8serrated hex fl/b s/s516
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OBRIENOHFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear#10-32 x 5/8serrated hex fl/b undercut71
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KBSTNFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear1/4-20 x 5/81/4-20 x 5/8 hex flange bolt serrated plated80
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KBSTNFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear5/16-18 x 5/85/16-18 x 5/8 hex flange bolt serrated plated1,300
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THRDFASTOKFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear1/4-20 x 5/81/4-20x5/8 whiz lock screw765
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THRDFASTOKFlange Screw w serr. (Whiz-Lock eq.)SteelZinc/Clear3/8-16 x 5/83/8-16x5/8 whiz lock screw3
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WSBKYFlange Screw w serr. (Whiz-Lock eq.)Grade 2Zinc/Yellowt72 5/16-18 x 5/8screw flange ser gr2 zyt72 5/16-18x5/89,100
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WSBKYFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear3/8-16 x 5/8screw hex flange ser gr5 (zt) 3/8-16x5/86,886
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HewesNYFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/81/4-20x 5/8 hex serrated30000
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GUIDONNJFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear1/4-20 x 5/8unslotted indented hex washer head with serrations2,500
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RevcarVAFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear3/8-16 x 5/8hex serr fl/b 96 hr salt spray Cr3+ to white rust w/super seal14,087
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WurthINFlange Screw w serr. (Whiz-Lock eq.)Grade 5Zinc/Clear3/8-16 x 5/83/8-16 x 5/8 hex flange screw gr5 zinc serrated228,360
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