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As China Hexagonal Flange With Gasket And Toothed Screws Suppliers and Wholesale Hexagonal Flange With Gasket And Toothed Screws Manufacturers, Ningbo Risheng Fastener Co., Ltd. is a veteran fastener manufacturer founded in 1984, which can produce various types of self-tapping screws, machine screws, combination screws, triangle screws, stainless steel screws, hexagonal screws, anti-theft screws, and non-standard fasteners according to GB, JS ANSI, DIN, ISO, and other standards. in line with European ROHS environmental requirements.
At present, the company has nearly 22,000 square meters of R&D and production base, including a CNC machining center, mesh belt quenching furnace/tempering furnace high-speed cold block machine, combination screw washer, high-speed precision rolling machine, automatic tail collider, high-precision forming machine, four-mode four-power position machine and other production equipment. And projectors, torsion machine, tension machine, salt spray testing machine, screw screening machine, metallographic inlaying machine, Rockwell hardness machine, and other testing equipment.
The driving method of Torx screws, with its unique five symmetrical groove design, significantly increases the contact area with the tool. This design enhances the gripping force between the screw and...
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