Jiangsu Profile
Product List
71311. Premium Hex Head Steel Bolts for Construction and Automotive Use 
[Mar 20, 2026]
[Mar 20, 2026] 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 ...
71312. High-Strength M8 Carbon Steel Hexagon Head Bolt DIN933 [Mar 20, 2026]
[Mar 20, 2026] 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 ...
71313. High Strength M12 Carbon Steel Hex Head Bolts, Zinc Plated [Mar 20, 2026]
[Mar 20, 2026] 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 ...
71314. High Strength M18 Half Thread Bolt Black Oxidized Carbon Steel Hex Head [Mar 20, 2026]
[Mar 20, 2026] 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 ...
71315. Premium Q235 Carbon Steel Hex Head Bolts with Blue Zinc Plating [Mar 20, 2026]
[Mar 20, 2026] 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 ...
71316. High-Quality Galvanized Grade 5 Carbon Steel Hex Bolts [Mar 20, 2026]
[Mar 20, 2026] 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 ...
71317. M18 Carbon Steel Hex Head Bolts Class 4.8 Zinc Plated [Mar 20, 2026]
[Mar 20, 2026] 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 ...
71318. Zinc Plated Half Thread Hex Head Bolts GB5782 / DIN931 for Machinery Use [Mar 20, 2026]
[Mar 20, 2026] 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 ...
71319. High-Tensile Hexagonal Cap Bolt with Stainless Coating for Heavy-Load [Mar 20, 2026]
[Mar 20, 2026] Product Description Hexagonal bolt A hexagonal bolt is an external threaded fastener with a hexagonal head, which needs to be used in conjunction with a nut. It achieves mechanical connection by rotating and tightening. ...
71320. Hot Sale Machine Hardware Secure-Fit Hexagonal Thread Bolt [Mar 20, 2026]
[Mar 20, 2026] Product Description Hexagonal bolt A hexagonal bolt is an external threaded fastener with a hexagonal head, which needs to be used in conjunction with a nut. It achieves mechanical connection by rotating and tightening. ...
71321. Premium A2-70 Stainless Steel Hex Head Bolt, Half Thread [Mar 20, 2026]
[Mar 20, 2026] Screw Thread d M5 M6 M8 M10 M12 (M14) M16 (M18) P Pitch 0.8 1 1.25 1.5 1.75 2 2 2.5 b L≤125 16 18 22 26 30 34 38 42 125 L≤200 22 24 28 32 36 40 44 48 L 200 35 37 41 45 49 53 57 61 c max 0.5 0.5 0.6 0.6 0.6 0.6 0.8 0.8 ...
71322. China Factory Galvanized Carbon Steelhex Thin Nuts High Quality Nut Product [Mar 19, 2026]
[Mar 19, 2026] Thread Size M8 M10 M12 M16 M20 M24 M30 D x1 x1 x1.5 x1.5 x1.5 x2 x2 P Pitch 1 1 1.5 1.5 1.5 2 2 da max 8.75 10.8 13 17.3 21.6 25.9 32.4 min 8 10 12 16 20 24 30 dw min 11.63 14.63 16.63 22.49 27.7 33.25 42.75 e min 14.38 ...
71323. M3-M24DIN934 Stainless Steela2 Hex Nutsm4-M18 M10m12 M14m16 M20 M22 M24 ... [Mar 19, 2026]
[Mar 19, 2026] Thread Size d M1 M1.2 M1.4 M1.6 (M1.7) P Pitch Coarse thread 0.25 0.25 0.3 0.35 0.35 Fine thread-1 / / / / / Fine thread-2 / / / / / m max=nominal size 0.8 1 1.2 1.3 1.4 min 0.55 0.75 0.95 1.05 1.15 mw min 0.44 0.6 0.76 ...
71324. Durable Anti-Slip Locking Self-Locking Nut for Secure Fastening [Mar 19, 2026]
[Mar 19, 2026] Thread Size D M3 M4 M5 M6 M8 M10 M12 P Pitch 0.5 0.7 0.8 1 1.25 1.5 1.75 da max 3.45 4.6 5.75 6.75 8.75 10.8 13 min 3 4 5 6 8 10 12 dw min 4.56 5.9 6.9 8.9 11.6 14.6 16.6 e min 6.01 7.66 8.79 11.05 14.38 17.77 20.03 h ...
71325. Industrial Grade M27 Heavy-Duty Hex Nut for GB/T 1231 Projects [Mar 19, 2026]
[Mar 19, 2026] Thread Siz M12 M16 M20 (M22) M24 (M27) D P Pitch 1.75 2 2.5 2.5 3 3 da max 13 17.3 21.6 23.8 25.9 29.1 min 12 16 20 22 24 27 dw min 19.2 24.9 31.4 33.3 38 42.8 e min 22.78 29.56 37.29 39.55 45.2 50.85 m max 12.3 17.1 ...
