Min. Order Reference FOB Price
3 Tons US$500.00-750.00 / Ton
Product Description
Custom Carbon Steel Zinc Plated Torx Concrete Screw Concrete Screw Specification: 1. Thread: curved cut-line thread. 2. Surface: Zinc plated. 3. Material: C1022, case hardened, surface hardness HV450-750, core hardness HV270-390, carbon penetration depth 0.15-0.30mm Sizes of Concrete ...