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19051. High Strength M18 Half Thread Bolt Black Oxidized Carbon Steel Hex Head 
[Aug 01, 2025]
[Aug 01, 2025] Thread Size d M2.5 M3 M4 M5 M6 P Thread Pitch 0.45 0.5 0.7 0.8 1 b1 0 ~ +2P Type K 3.2 3.8 5 6.25 7.5 Type L 10 12 14 16 18 b2 0 ~ +2P Type K 3.75 4.5 6 7.55 8.5 Type L 10.55 12.7 15 17.3 19 ds max 1.9 2.3 3 3.9 4.6 min ...
19052. Premium Black Oxide M6*60 Knurled Head Hex Screws [Aug 01, 2025]
[Aug 01, 2025] Thread Size d M1.4 M1.6 M2 M2.5 M3 P Pitch Coarse thread 0.3 0.35 0.4 0.45 0.5 Fine thread pitch-1 - - - - - Fine thread pitch-2 - - - - - dk plain head max 2.6 3 3.8 4.5 5.5 knurled heads max 2.74 3.14 3.98 4.68 5.68 ...
19053. Premium Q235 Carbon Steel Hex Head Bolts with Blue Zinc Plating [Aug 01, 2025]
[Aug 01, 2025] Screw Thread d M1.6 M2 M2.5 M3 (M3.5) P Pitch 0.35 0.4 0.45 0.5 0.6 a max 1.05 1.2 1.35 1.5 1.8 c min 0.1 0.1 0.1 0.15 0.15 max 0.25 0.25 0.25 0.4 0.4 da max 2 2.6 3.1 3.6 4.1 dw Grade A min 2.4 3.2 4.1 4.6 5.1 Grade B ...
19054. Premium A2-70 Grade 304 Stainless Steel Expansion Screw Bolts [Aug 01, 2025]
[Aug 01, 2025] Thread Size M6 M8 M10 M12 M16 M20 d 6 8 10 12 16 20 Product specifications - *Customization 1. Are you a manufacturer or a trading company?We are trading company with cooperated factories. We have fasteners experience ...
19055. High-Quality Galvanized Grade 5 Carbon Steel Hex Bolts [Aug 01, 2025]
[Aug 01, 2025] Thread Size M1.6 M2 M2.5 M3 (M3.5) M4 M5 d P Pitch 0.35 0.4 0.45 0.5 0.6 0.7 0.8 a max 1.05 1.2 1.35 1.5 1.8 2.1 2.4 min 0.35 0.4 0.45 0.5 0.6 0.7 0.8 c max 0.25 0.25 0.25 0.4 0.4 0.4 0.5 min 0.1 0.1 0.1 0.15 0.15 0.15 ...
19056. M24 Zinc Plated Carbon Steel Hex Head Bolts for Machinery [Aug 01, 2025]
[Aug 01, 2025] Thread Size M1.6 M2 M2.5 M3 (M3.5) M4 M5 d P Pitch 0.35 0.4 0.45 0.5 0.6 0.7 0.8 a max 1.05 1.2 1.35 1.5 1.8 2.1 2.4 min 0.35 0.4 0.45 0.5 0.6 0.7 0.8 c max 0.25 0.25 0.25 0.4 0.4 0.4 0.5 min 0.1 0.1 0.1 0.15 0.15 0.15 ...
19057. M18 Carbon Steel Hex Head Bolts Class 4.8 Zinc Plated [Aug 01, 2025]
[Aug 01, 2025] Thread Size d M3 M4 M5 M6 M8 M10 M12 P 0.5 0.7 0.8 1 1.25 1.5 1.75 k Nominal Size 2 2.8 3.5 4 5.5 7 8 max 2.2 3 3.74 4.24 5.74 7.29 8.29 min 1.8 2.6 3.26 3.76 5.26 6.71 7.71 s max=nominal size 5.5 7 8 10 14 17 19 min ...
19058. Heavy-Duty DIN6921 Hex Flange Bolts for Industrial Use [Aug 01, 2025]
[Aug 01, 2025] Screw Thread d M5 M6 M8 M10 M12 P Pitch Coarse thread 0.8 1 1.25 1.5 1.75 Fine thread-1 / / 1 1.25 1.5 Fine thread-2 / / / 1 1.25 b L≤125 16 18 22 26 30 125 L≤200 / / 28 32 36 L 200 / / / / / c min 1 1.1 1.2 1.5 1.8 da ...
19059. Zinc Plated Half Thread Hex Head Bolts GB5782 / DIN931 for Machinery Use [Aug 01, 2025]
[Aug 01, 2025] Screw Thread M1.6 M2 M2.5 M3 (M3.5) d P Pitch 0.35 0.4 0.45 0.5 0.6 b L≤125 9 10 11 12 13 125<L≤200 15 16 17 18 19 L>200 28 29 30 31 32 c max 0.25 0.25 0.25 0.4 0.4 min 0.1 0.1 0.1 0.15 0.15 da max 2 2.6 3.1 3.6 4.1 ds ...
19060. Gbt5783 DIN933 M5 Carbon Steel Galvanized Hex Bolts Grade 8.8 Class [Aug 01, 2025]
[Aug 01, 2025] Thread Size M1.6 M2 M2.5 M3 (M3.5) M4 M5 d P Pitch 0.35 0.4 0.45 0.5 0.6 0.7 0.8 a max 1.05 1.2 1.35 1.5 1.8 2.1 2.4 min 0.35 0.4 0.45 0.5 0.6 0.7 0.8 c max 0.25 0.25 0.25 0.4 0.4 0.4 0.5 min 0.1 0.1 0.1 0.15 0.15 0.15 ...
19061. M16 Carbon Steel Hexagon Head Bolts for Versatile Applications [Aug 01, 2025]
[Aug 01, 2025] Thread Size d M3 M4 M5 M6 M8 M10 M12 P 0.5 0.7 0.8 1 1.25 1.5 1.75 k Nominal Size 2 2.8 3.5 4 5.5 7 8 max 2.2 3 3.74 4.24 5.74 7.29 8.29 min 1.8 2.6 3.26 3.76 5.26 6.71 7.71 s max=nominal size 5.5 7 8 10 14 17 19 min ...
19062. High-Strength M20 Hex Head Bolts for Versatile Applications [Aug 01, 2025]
[Aug 01, 2025] Thread Size d M3 M4 M5 M6 M8 M10 M12 P 0.5 0.7 0.8 1 1.25 1.5 1.75 k Nominal Size 2 2.8 3.5 4 5.5 7 8 max 2.2 3 3.74 4.24 5.74 7.29 8.29 min 1.8 2.6 3.26 3.76 5.26 6.71 7.71 s max=nominal size 5.5 7 8 10 14 17 19 min ...
19063. Machinery Automotive Use Dln933 Fasteners [Aug 01, 2025]
[Aug 01, 2025] Screw Thread M1.6 M2 M2.5 M3 (M3.5) d P Pitch 0.35 0.4 0.45 0.5 0.6 a max 1.05 1.2 1.35 1.5 1.8 c min 0.1 0.1 0.1 0.15 0.15 max 0.25 0.25 0.25 0.4 0.4 da max 2 2.6 3.1 3.6 4.1 dw Grade A min 2.4 3.2 4.1 4.6 5.1 Grade B ...
19064. Carbon Steel M30 Hex Head Bolts - 4.8 Grade Performance [Aug 01, 2025]
[Aug 01, 2025] Thread Size d M3 M4 M5 M6 M8 M10 M12 P 0.5 0.7 0.8 1 1.25 1.5 1.75 k Nominal Size 2 2.8 3.5 4 5.5 7 8 max 2.2 3 3.74 4.24 5.74 7.29 8.29 min 1.8 2.6 3.26 3.76 5.26 6.71 7.71 s max=nominal size 5.5 7 8 10 14 17 19 min ...
19065. Premium Construction Fastening Tools for Heavy Machinery Use [Aug 01, 2025]
[Aug 01, 2025] Thread Size M1.6 M2 M2.5 M3 (M3.5) M4 M5 d P Pitch 0.35 0.4 0.45 0.5 0.6 0.7 0.8 a max 1.05 1.2 1.35 1.5 1.8 2.1 2.4 min 0.35 0.4 0.45 0.5 0.6 0.7 0.8 c max 0.25 0.25 0.25 0.4 0.4 0.4 0.5 min 0.1 0.1 0.1 0.15 0.15 0.15 ...
