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3/8 Heavy Hex Bolts

Heavy Hex Bolts have larger and thicker heads than hex machine bolts and are commonly used in light construction and machinery. Heavy hex bolts with forged heads are also used as headed anchor bolts. Heavy Hex Bolts are covered under ASME B18.2.1.

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

Buy Heavy Hex Bolts from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
HayesCAHeavy Hex Bolt (B7, B8, A307B etc.)Grade 2Plain3/8-16 x 1 1/2 heavy hex bolt gr.2 pln56
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HayesCAHeavy Hex Bolt (B7, B8, A307B etc.)Grade BPlain3/8-16 x 13/8-16 x 1 hvy hex bolt a307gr.b pellet pln6
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 2 1/23/8-16 x 2-1/2 hex hd cs ss ft heavy waxinquire
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 13/8-16 x 1 hex hd cs ss heavy wax-inquire
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 2 1/23/8-16 x 2-1/2 hex hd cs ss ft heavy waxinquire
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 13/8-16 x 1 hex hd cs ss heavy wax-2000
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 2 1/23/8-16 x 2-1/2 hex hd cs ss ft heavy waxinquire
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 13/8-16 x 1 hex hd cs ss heavy wax-inquire
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 2 1/23/8-16 x 2-1/2 hex hd cs ss ft heavy waxinquire
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 13/8-16 x 1 hex hd cs ss heavy wax-inquire
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 13/8-16 x 1 hex hd cs ss heavy wax-inquire
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 2 1/23/8-16 x 2-1/2 hex hd cs ss ft heavy wax600
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 13/8-16 x 1 hex hd cs ss heavy wax-inquire
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 2 1/23/8-16 x 2-1/2 hex hd cs ss ft heavy waxinquire
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 2 1/23/8-16 x 2-1/2 hex hd cs ss ft heavy waxinquire
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 13/8-16 x 1 hex hd cs ss heavy wax-inquire
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GLFOHHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 1 1/43/8-16 x 1-1/4 hvy hex hd bolt b-7 stl pln34
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GLFOHHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8Plain3/8-16 x 13/8-16 x 1 hvy hex hd bolt a193 b-8 s/s15
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GLFOHHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8Plain3/8-16 x 23/8-16 x 2 hvy hex hd bolt b-8 s/s500
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 13/8-16x1 a193 b8m class 2 ss hvy hex bolt3
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Zinc/Clear3/8-16 x 1 1/23/8-16x1-1/2 a193 b7 hvy hex bolt zinc7
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 1 1/23/8-16x1-1/2 a193 b7 hvy hex bolt plain60
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Zinc/Clear3/8-16 x 1 1/43/8-16x1-1/4 a193 b7 hvy hex bolt zinc16
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Zinc/Clear3/8-16 x 23/8-16x2 a193 b7 hvy hex bolt zinc5
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 1 3/43/8-16x1-3/4 a193 b7 hvy hex bolt plain23
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Galvanized3/8-16 x 1 1/23/8-16x1-1/2 a193 b7 hvy hex bolt hdg125
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 23/8-16x2 a193 b7 hvy hex bolt plain1
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8Plain3/8-16 x 1 1/43/8-16x1-1/4 a193 b8 ss hvy hex bolt50
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 1 1/43/8-16x1-1/4 a193 b8m ss hvy hex bolt53
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 3/43/8-16x3/4 a193 b8m ss hvy hex bolt60
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 1 1/23/8-16x1-1/2 a193 b8m ss hvy hex bolt66
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BHAMALHeavy Hex Bolt (B7, B8, A307B etc.)SteelPlain3/8-163/8-16 hvy hex nut367
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NAPPCOTXHeavy Hex Bolt (B7, B8, A307B etc.)Grade AGalvanized3/8-16 x 53/8-16 x 5 a307 hmb hdg 1050
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NAPPCOTXHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8Plain3/8-16 x 1 1/43/8-16 x 1-1/4 a193 b8 heavy hex bolt 7
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 2 1/23/8-16 x 2-1/2 hex hd cs ss ft heavy waxinquire
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BrikksenFLHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 13/8-16 x 1 hex hd cs ss heavy wax-inquire
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-16 x 3 1/23/8-16 x 3 1/2 | b7 alloy heavy hex bolt238
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-8 x 51 3/8-8 x 5 | b7 alloy heavy hex bolt3
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Fluoropolymer-Based (Xylan, Fluorokote, Teflon)3/8-16 x 13/8-16 x 1 teflon coated | b7 alloy hvy hex bolt53
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-16 x 33/8-16 x 3 | b7 alloy heavy hex bolt775
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-16 x 1 3/43/8-16 x 1 3/4 | b7 alloy heavy hex bolt92
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-16 x 4 1/23/8-16 x 4 1/2 | b7 alloy heavy hex bolt156
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-8 x 7 1/21 3/8-8 x 7 1/2 | b7 alloy heavy hex bolt6
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 33/8-16 x 3 | b7 hvy hex bolt tefln25
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-8 x 61 3/8-8 x 6 | b7 alloy heavy hex bolt15
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Fluoropolymer-Based (Xylan, Fluorokote, Teflon)3/8-16 x 3/43/8-16 x 3/4 | b7 hvy hex bolt teflon coated42
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-16 x 5 1/23/8-16 x 5 1/2 | b7 alloy heavy hex bolt898
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-8 x 8 1/21 3/8-8 x 8 1/2 | b7 alloy heavy hex bolt2
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-16 x 43/8-16 x 4 | b7 alloy heavy hex bolt436
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 1 3/43/8-16 x 1 3/4 | b7 hvy hex bolt tefln100
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-16 x 3 1/43/8-16 x 3 1/4 | b7 alloy heavy hex bolt31
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-8 x 9 1/41 3/8-8 x 9 1/4 | b7 alloy heavy hex bolt30
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-16 x 23/8-16 x 2 | b7 alloy heavy hex bolt125
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 1 1/23/8-16 x 1 1/2 | b7 hvy hex bolt tefln1
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-8 x 4 1/21 3/8-8 x 4 1/2 | b7 alloy heavy hex bolt13
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Alma BoltMIHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A574Plain3/8-16 x 2 1/43/8-16 x 2 1/4 | b7 alloy heavy hex bolt1457
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LibertyILHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 3/4heavy h/b a193 b8m1
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LibertyILHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 2heavy hex m/b astm a193 b8m4
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LibertyILHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 1 1/4heavy hex bolt astm a193 b8m5
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LibertyILHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 2heavy h/b a194 b8m9
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Field FasILHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 33/8-16 x 3 heavy hex bolt astm a193 gr. b8m3
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 2 1/23/8-16x2-1/2 a193 b7 hvy hex bolt plain58
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Zinc/Clear3/8-16 x 1 a193 b7 hvy hex bolt zinc92
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Fastener OHHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8 x 4heavy hex bolt blank 3/8 x 4 a193 b72
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Fastener OHHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8Plain3/8-16 x 1 3/4heavy hex bolt 3/8-16x1-3/4 a193 b8 10
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Fastener OHHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 2heavy hex bolt 3/8-16x2 18.8 6
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MAINSOURCNHHeavy Hex Bolt (B7, B8, A307B etc.)ASTM A320 L7, L7MPlain3/8-16 x 1 1/43/8-16 x 1 1/4 hvy hex bolt a320 grade l7m20
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8Plain3/8-16 x 13/8-16x1 a193 b8 ss hvy hex bolt27
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8Plain3/8-16 x 1 1/23/8-16x1-1/2 a193 b8 ss hvy hex bolt19
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Fastener OHHeavy Hex Bolt (B7, B8, A307B etc.)SteelGalvanized3/8-16 x 2u-bolt 3/8-16x2 w/procoat d-pad & 4 heavy hex nuts galvanized8
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HayesCAHeavy Hex Bolt (B7, B8, A307B etc.)Grade BPlain3/8-16 x 1 1/23/8-16 x 1 1/2 hvy hex bolt a307gr.b pln56
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MidStatesMIHeavy Hex Bolt (B7, B8, A307B etc.)Grade BPlain3/8-16 x 3hvy h/b a307b614
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 2 3/43/8-16x2-3/4 a193 b8m ss hvy hex bolt4
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Galvanized3/8-16 x 1 3/4a193 b7 hvy h/b hdg145
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 1 1/4a193 b7 hvy h/b14
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 1 1/23/8-16x1-1/2 a193 b8m ss hvy hex bolt70
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8Plain3/8-16 x 1 1/4a193 b8 ss heavy h/b68
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 1a193 b8m ss class 2 heavy h/b3
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 1 1/43/8-16 x 1-1/4 a193 b8m ss hvy hex bolt52
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 1 3/4a193 b7 heavy h/b22
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 2 1/2a193 b7 heavy h/b58
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 1 1/2a193 b7 heavy h/b68
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Zinc/Clear3/8-16 x 1 1/2a193 b7 heavy h/b19
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 2a193 b7 heavy h/b26
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Zinc/Clear3/8-16 x 2a193 b7 heavy h/b5
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Zinc/Clear3/8-16 x 1 1/4a193 b7 heavy h/b16
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8Plain3/8-16 x 1 1/23/8-16x1-1/2 a193 b8 ss heavy h/b19
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8Plain3/8-16 x 13/8-16x1 a193 b8 ss heavy h/b27
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 3/4a193 b8m ss heavy h/b 316ss56
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SunPackFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Zinc/Clear3/8-16 x 2 1/2a193 b7 hvy h/b9
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QFCTXHeavy Hex Bolt (B7, B8, A307B etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 3/43/8-16x3/4 hvy hex bolt 18-8 s/s domestic b18.2.12
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QFCTXHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8Plain3/8-16 x 1 1/43/8-16x1 1/4 heavy hex bolt a193 grade b8 domesti b18.2.1712
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QFCTXHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8Plain3/8-16 x 3 1/23/8-16x3 1/2 heavy hex bolt a193 grade b8 domestic b18.2.13341
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HodellOHHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Galvanized3/8-16 x 3 1/23/8-16x3 1/2 a193 b7 hvy hex bolt galv2
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HodellOHHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Galvanized3/8-16 x 3 1/23/8-16x3 1/2 a193 b7 hvy hex bolt galv2
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Ace Bolt MSHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8Plain3/8-16 x 7/83/8-16 x 7/8 hvy hex bolt {astm-a320} b8 cl2 18-8 b18.2.1330
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ASFCORPMIHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 1 1/23/8-16 x 1 1/2 hvy hex hd blt a193 gr b8m cl 1 316 ss285
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ASFCORPMIHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 2 1/23/8-16 x 2 1/2 hvy hex hd blt a193 gr b8m cl 1 316 ss116
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THRDFASTMSHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 5a193 b7 hvy h/b b18.2.12
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KBSTNHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 43/8-16 x 4 a193 b7 hvy hex bolt b18.2.1200
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THRDFASTMSHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Zinc/Clear3/8-16 x 3a193 b7 hvy h/b b18.2.110
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THRDFASTMSHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Galvanized3/8-16 x 1 1/4a193 b7 hvy h/b hdg b18.2.144
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THRDFASTFLHeavy Hex Bolt (B7, B8, A307B etc.)Grade B7Plain3/8-16 x 2 1/2a193 b7 hvy h/b b18.2.11
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LightningLAHeavy Hex Bolt (B7, B8, A307B etc.)Grade B8MPlain3/8-16 x 7/8a193 b8m heavy h/b505
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