HAIYAN BOLT produce both carbon/alloy steel pin and stainless pin.

Brand:HB

Standard: mostly for customized

Material: Q235, Q195, 1035steel, 1045Steel, A2-304,A4-316

Grade: GR2, GR 5,A2,A4

Surface finish: mostly HDG,zinc plated,plain polished.

Size: from M10 to M30.

Inch size from 1/4”to 1-1/4”

Length: 50mm to 300mm

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