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4 inch length Hex Bolts

Hex Machine Bolts are threaded bolts with a hexagonal head on one end, with no washer face on the bearing surface and a threaded shaft on the other end. Hex bolts are tightened with a wrench and are used to connect metal parts. The body tolerances of hex machine bolts are not as close as those of hex cap screws. Hex machine bolts are covered under ASME Standard B18.2.1

22,382 Hex Machine Bolt, showing 200, (click on any line for more information)

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
JacksonMSHex Machine BoltSilicon BronzePlain1/2 x 4nc h/b silicone bronze5
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MESAFASTCAHex Machine Bolt316, 317, A4 StainlessPlain7/8-9 x 4h/b 316 s/s3.0
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MESAFASTCAHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-10 x 4h/b 18-8 s/s20.0
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SunPackFLHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 43/8-16x4 18-8 ss fin hex bolt60
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SunPackFLHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 45/16-18x4 18-8 ss fin hex bolt14
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SunPackFLHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 41/4-20x4 18-8 ss fin hex bolt20
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SunPackFLHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/16-14 x 47/16-14x4 18-8 ss fin hex bolt1
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SunPackFLHex Machine BoltGrade AGalvanized1/2-13 x 41/2-13x4 a307a fin hex bolt hdg140
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SunPackFLHex Machine BoltGrade AZinc/Clear3/4-10 x 43/4-10x4 a307a fin hex bolt zinc3,693
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SunPackFLHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-8 x 41-8x4 18-8 ss fin hex bolt34
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SunPackFLHex Machine BoltGrade AGalvanized3/8-16 x 43/8-16x4 a307a fin hex bolt hdg187
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SunPackFLHex Machine BoltGrade AGalvanized5/8-11 x 45/8-11x4 a307a fin hex bolt hdg9
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SunPackFLHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-10 x 43/4-10x4 18-8 ss fin hex bolt domestic4
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SunPackFLHex Machine BoltGrade APlain1 1/2-6 x 41-1/2-6x4 a307a fin hex bolt plain12
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SunPackFLHex Machine BoltGrade APlain1/2-13 x 41/2-13x4 a307a fin hex bolt plain54
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SunPackFLHex Machine BoltGrade ACadmium3/4-10 x 43/4-10x4 a307a fin hex bolt cad245
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SunPackFLHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-10 x 43/4-10x4 18-8 ss fin hex bolt397
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SunPackFLHex Machine BoltGrade APlain7/8-9 x 47/8-9x4 a307a fin hex bolt plain9,924
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SunPackFLHex Machine BoltGrade AGalvanized3/4-10 x 43/4-10x4 a307a fin hex bolt hdg155
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SunPackFLHex Machine BoltGrade AGalvanized7/8-9 x 47/8-9x4 a307a fin hex bolt hdg108
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SunPackFLHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/8-9 x 47/8-9x4 18-8 ss fin hex bolt domestic6
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SunPackFLHex Machine BoltGrade AZinc/Clear5/8-11 x 45/8-11x4 a307a fin hex bolt zinc33
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SunPackFLHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1 1/4-7 x 41-1/4-7x4 18-8 ss fin hex bolt9
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AbabaCAHex Machine BoltSteelZinc/Clear1/4-20 x 41/4-20 x 4 hex bolt stl znc b18.2.11085
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AbabaCAHex Machine BoltSteelZinc/Clear1/4-20 x 41/4-20 x 4 hex bolt stl znc b18.2.1700
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AbabaCAHex Machine BoltSteelGalvanized5/16-18 x 45/16-18 x 4 hex bolt stl hdg b18.2.1330
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AbabaCAHex Machine BoltSteelZinc/Clear5/16-18 x 45/16-18 x 4 hex bolt stl znc b18.2.150
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AbabaCAHex Machine BoltSteelZinc/Clear5/16-18 x 45/16-18 x 4 hex bolt stl znc b18.2.1150
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AbabaCAHex Machine BoltSteelGalvanized3/8-16 x 43/8-16 x 4 hex bolt stl hdg b18.2.157
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AbabaCAHex Machine BoltSteelZinc/Clear3/8-16 x 43/8-16 x 4 hex bolt stl znc b18.2.11520
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AbabaCAHex Machine BoltSteelZinc/Clear3/8-16 x 43/8-16 x 4 hex bolt stl znc b18.2.1200
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AbabaCAHex Machine BoltSteelGalvanized1/2-13 x 41/2-13 x 4 hex bolt stl hdg b18.2.1200
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AbabaCAHex Machine BoltSteelGalvanized1/2-13 x 41/2-13 x 4 hex bolt stl hdg b18.2.150
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AbabaCAHex Machine BoltSteelZinc/Clear1/2-13 x 41/2-13 x 4 hex bolt stl znc b18.2.1425
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AbabaCAHex Machine BoltSteelZinc/Clear1/2-13 x 41/2-13 x 4 hex bolt stl znc b18.2.1100
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AbabaCAHex Machine BoltSteelZinc/Clear9/16-12 x 49/16-12 x 4 hex bolt stl znc b18.2.111
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AbabaCAHex Machine BoltSteelGalvanized5/8-11 x 45/8-11 x 4 hex bolt stl hdg b18.2.1142
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AbabaCAHex Machine BoltSteelGalvanized5/8-11 x 45/8-11 x 4 hex bolt stl hdg b18.2.120
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AbabaCAHex Machine BoltSteelZinc/Clear5/8-11 x 45/8-11 x 4 hex bolt stl znc b18.2.1126
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AbabaCAHex Machine BoltSteelZinc/Clear5/8-11 x 45/8-11 x 4 hex bolt stl znc b18.2.180
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AbabaCAHex Machine BoltSteelPlain3/4-10 x 43/4-10 x 4 hex bolt stl pln b18.2.14
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AbabaCAHex Machine BoltSteelZinc/Clear3/4-10 x 43/4-10 x 4 hex bolt stl znc b18.2.127
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AbabaCAHex Machine BoltSteelZinc/Clear3/4-10 x 43/4-10 x 4 hex bolt stl znc b18.2.130
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MTPCAHex Machine BoltGrade 8Zinc/Yellow7/16-20 x 47/16-20 x 4 gr.8 y/zn hex hd bolts pt3,000
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MTPCAHex Machine BoltGrade 8Zinc/Yellow5/8-18 x 45/8-18 x 4 gr.8 y/zn hex hd bolts1,980
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ACCURATEILHex Machine BoltSteelGalvanized1 1/2-6 x 4h/b a354bc hot dip2
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AmericanNYHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/4-10 x 43/4-10x4 hex bolt 18-8 304 steel30
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AmericanNYHex Machine BoltSteelPlain1 1/8-7 x 4hex m/b60
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AmericanNYHex Machine BoltSteelGalvanized1-8 x 4h/b hdg14
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SunPackFLHex Machine BoltGrade APlain1 1/4-7 x 41-1/4-7x4 a307a fin hex bolt plain29
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RCFastAZHex Machine BoltGrade AZinc/Clear1-8 x 41-8x4 hex bolt a307 gra zinc cr+3 (pt)100
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RCFastAZHex Machine BoltGrade AZinc/Clear1/4-20 x 4h/b a307 gra cr+3 (pt)750
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ExpressCAHex Machine BoltSteelZinc/Clear5/16-18 x 45/16-18x4 hex bolt zinc140
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ExpressCAHex Machine BoltSteelZinc/Clear3/8-16 x 43/8-16x4 hex bolt zinc1863
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ExpressCAHex Machine BoltSteelZinc/Clear7/16-14 x 47/16-14x4 hex bolt zinc36
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ExpressCAHex Machine BoltSteelZinc/Clear5/8-11 x 45/8-11x4 hex bolt zinc56
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ExpressCAHex Machine BoltGrade 5Zinc/Clear5/16-18 x 45/16-18x4 hex bolt grade 5 zinc1265
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ExpressCAHex Machine BoltGrade 5Zinc/Clear3/8-16 x 43/8-16x4 hex bolt grade 5 zinc12000
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ExpressCAHex Machine BoltSteelZinc/Clear1/4-20 x 41/4-20x4 hex bolt zinc700
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ExpressCAHex Machine BoltGrade 5Zinc/Clear7/16-14 x 47/16-14x4 hex bolt grade 5 zinc5286
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ExpressCAHex Machine BoltGrade 5Zinc/Clear1/2-13 x 41/2-13x4 hex bolt grade 5 zinc46
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ExpressCAHex Machine BoltGrade 8Zinc/Yellow3/8-16 x 43/8-16x4 hex bolt grade 8 yellow zinc50
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ExpressCAHex Machine BoltGrade 8Zinc/Yellow5/8-11 x 45/8-11x4 hex bolt grade 8 yellow zinc50
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ExpressCAHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 41/4-20x4 hex bolt 18-8 304 steel50
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ExpressCAHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 43/8-16x4 hex bolt 18-8 304 steel180
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ExpressCAHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13 x 41/2-13x4 hex bolt 18-8 304 steel1005
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ExpressCAHex Machine BoltSteelZinc/Clear1/2-13 x 41/2-13x4 hex bolt zinc265
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SunPackFLHex Machine Bolt300 Stainless (A1,A2, 18 -8,304,310 etc.)Plain7/8-9 x 47/8-9x4 18-8 ss fin hex bolt swiss360
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SunPackFLHex Machine BoltGrade 5Zinc/Clear3/4-10 x 43/4-10x4 gr5 fin hex bolt zinc canadian12
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SunPackFLHex Machine BoltGrade 5Zinc/Clear1 1/8-7 x 41-1/8-7x4 gr5 fin hex bolt zinc canadian10
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SunPackFLHex Machine BoltGrade 5Zinc/Clear7/8-9 x 47/8-9x4 gr5 fin hex bolt zinc canadian54
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SunPackFLHex Machine BoltGrade 5Zinc/Clear1-8 x 41-8x4 gr5 fin hex bolt zinc canadian19
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ExpressCAHex Machine BoltSteelZinc/Clear1/2-13 x 41/2-13x4 hex bolt zinc117
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ExpressCAHex Machine BoltSteelZinc/Clear1/2-13 x 41/2-13x4 hex bolt zinc17
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ExpressCAHex Machine BoltSteelZinc/Clear1/2-13 x 41/2-13x4 hex bolt zinc17
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ExpressCAHex Machine BoltSteelZinc/Clear1/2-13 x 41/2-13x4 hex bolt zinc17
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ExpressCAHex Machine BoltSteelZinc/Clear3/4-10 x 43/4-10x4 hex bolt zinc15
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ExpressCAHex Machine BoltSteelZinc/Clear3/4-10 x 43/4-10x4 hex bolt zinc80
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ExpressCAHex Machine BoltGrade 5Zinc/Clear1/4-20 x 41/4-20x4 hex bolt grade 5 zinc125
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ExpressCAHex Machine BoltGrade 5Zinc/Clear1/4-20 x 41/4-20x4 hex bolt grade 5 zinc777
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ExpressCAHex Machine BoltGrade 5Zinc/Clear5/16-18 x 45/16-18x4 hex bolt grade 5 zinc1265
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ExpressCAHex Machine BoltGrade 5Zinc/Clear3/8-16 x 43/8-16x4 hex bolt grade 5 zinc12000
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ExpressCAHex Machine BoltGrade 5Zinc/Clear7/16-14 x 47/16-14x4 hex bolt grade 5 zinc5286
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ExpressCAHex Machine BoltGrade 5Zinc/Clear5/8-11 x 45/8-11x4 hex bolt grade 5 zinc20
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ExpressCAHex Machine BoltGrade 5Zinc/Clear3/4-10 x 43/4-10x4 hex bolt grade 5 zinc15
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ExpressCAHex Machine BoltGrade 8Zinc/Yellow5/16-24 x 45/16-24x4 hex bolt grade 8 yellow zinc fine thread400
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ExpressCAHex Machine BoltGrade 8Zinc/Yellow3/4-10 x 43/4-10x4 hex bolt grade 8 yellow zinc44
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ExpressCAHex Machine BoltSteelGalvanized5/8-11 x 45/8-11x4 galv hex bolt68
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ExpressCAHex Machine BoltGrade BGalvanized1 1/8-7 x 41-1/8-7x4 galv hex bolt a307-b2
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ExpressCAHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/16-14 x 47/16-14x4 hex bolt 18-8 304 steel62
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ExpressCAHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13 x 41/2-13x4 hex bolt 18-8 304 steel1005
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SIIINHex Machine BoltGrade AZinc/Clear5/16-18 x 45/16-18 x 4 astm a307 grade a zinc finish hex bolt b18.2.1625
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MTPCAHex Machine BoltGrade 5Zinc/Clear5/8-18 x 45/8-18x4 gr.5 zn hex hd boltstock
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SunPackFLHex Machine BoltGrade 5Plain1 1/8-7 x 41-1/8-7x4 gr5 fin hex bolt plain domestic5
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Purchase MOHex Machine BoltGrade AZinc/Clear3/8-16 x 43/8-16 x 4 hex bolt (partial thread) a307 zinc50
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Purchase MOHex Machine BoltGrade AGalvanized3/4-10 x 43/4-10 x 4 (pt) hex bolt stl a307 hdg41
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HBBOLTCAHex Machine BoltGrade 8Zinc/Yellow1-14 x 4h/b6
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SunPackFLHex Machine BoltGrade APlain5/8-11 x 45/8-11x4 a307a fin hex bolt plain35
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SunPackFLHex Machine BoltGrade 5Plain5/8-11 x 45/8-11x4 gr5 fin hex bolt plain domestic26
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SunPackFLHex Machine Bolt316, 317, A4 StainlessPlain1-8 x 4316 ss fin h/b7
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QFCTXHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1-8 x 41-8x4 hex bolt f593d or c-domestic b18.2.116
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QFCTXHex Machine BoltSteelGalvanized1/4-20 x 41/4-20x4 hex machine bolt galvanized b18.2.139
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QFCTXHex Machine BoltGrade AGalvanized1-8 x 41-8x4 hex bolt a307 grade a steel hot dipped galvanized b18.2.16
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QFCTXHex Machine BoltGrade 5Galvanized1/2-13 x 41/2-13x4 | gr5 hdg hex bolt w/2-1/2 thread w/nut b18.2.1628
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QFCTXHex Machine BoltGrade 5Galvanized1/2-13 x 41/2-13x4 | gr5 hdg hex bolt w/2-1/2 thread w/nut b18.2.1786
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Big RedOKHex Machine BoltGrade B7Plain3/8-16 x 43/8-16 x 4 a193 b7 finished hex bolts plain finish10
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B & K FASTPAHex Machine BoltGrade B7Plain1 3/4-8 x 41 3/4-8 x 4 a193b7 hex bolts plain b18.2.117
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TSFTXHex Machine BoltNylon (Polyamide)Plain1/2-13 x 4hx hd bolt nylon 1/2-13 x 4 part. thrd13
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TSFTXHex Machine BoltGrade AZinc/Clear5/8-11 x 45/8 -11x4 (pt) hex bolts a307 grade a coarse zinc cr+3 unc77
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TSFTXHex Machine BoltGrade AGalvanized3/4-10 x 43/4 -10x4 (pt) hex bolts a307 grade a coarse hdg unc75
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ACFCAHex Machine BoltGrade 5Zinc/Clear1/2-13 x 41/2-13x4 gr5 hex bolt zinc rohs300
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JET FITTINGCAHex Machine BoltGrade AZinc/Clear5/16-18 x 4bolt hex 5/16-18x4 steel a307 zinc plated b18.2.125
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JET FITTINGCAHex Machine BoltGrade 2Zinc/Clear3/8-16 x 4bolt hex 3/816x4 grade 2 steel zinc plated b18.2.1115
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JET FITTINGCAHex Machine BoltGrade 5Zinc/Clear1/220 x 4bolt hex 1/220x4 grade 5 steel zinc plated b18.2.143
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JET FITTINGCAHex Machine BoltGrade AZinc/Clear1/4-20 x 41/4-20x4 (pt) hex bolt steel a307 zinc b18.2.150
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JET FITTINGCAHex Machine BoltGrade 2Zinc/Clear1/4-20 x 4bolt hex 1/420x4 grade 2 steel zinc plated b18.2.170
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JET FITTINGCAHex Machine BoltGrade AGalvanized1/2-13 x 41/2-13x4 (pt) bolts hex bolts a307 grade a hex bolt hdg (inch) b18.2.110
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CNBILHex Machine BoltGrade AGalvanized3/4-10 x 4hex m/b a307 with 1 3/4 thread hot dip20
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CNBILHex Machine BoltASTM A449Galvanized7/8-9 x 47/8-9x4 heavy h/b mech astm b695 class 55 per dwg #rps-01-5878 rev b810
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MTPCAHex Machine BoltGrade 5Zinc/Clear9/16-12 x 49/16-12 x 4 gr.5 zn hex hd boltsstock
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MTPCAHex Machine BoltGrade 5Zinc/Clear5/8-11 x 45/8-11 x 4 g5 zn hex hd boltsstock
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MTPCAHex Machine BoltGrade 5Zinc/Clear7/16-14 x 47/16-14 x 4 gr.5 zn hex hd boltsstock
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JET FITTINGCAHex Machine BoltGrade 2Zinc/Clear3/4-10 x 4bolt hex 3/410x4 grade 2 steel zinc plated b18.2.18
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JET FITTINGCAHex Machine Bolt400 Stainless (405, 410,416,420,430 etc.)Plain3/4-16 x 4bolt hex 3/416x4 stainless steel b18.2.114
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JET FITTINGCAHex Machine Bolt300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/8-14 x 4bolt hex 7/814x4 stainless steel b18.2.15
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