Screw Making Machines China Manufacturer

Harbin Rainbow Technology Co.,Ltd. have more than 30 years experiences in supplying all kinds of fastener equipment, such as Screw Making Machine, Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Cold Forging Machine, Rivet Making Machine, Nail Making Machine, Nut Tapping Machine, Spring Washer Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world.

Cold Forging Machines China Manufacturer

Harbin Rainbow Technology Co.,Ltd. have more than 30 years experiences in supplying all kinds of fastener equipment, such as Screw Making Machine, Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Cold Forging Machine, Rivet Making Machine, Nail Making Machine, Nut Tapping Machine, Spring Washer Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world.

Superior Performance & Reliability with Our Spring Washers: The Ultimate Fastening Solution

Germany Exhibition Hall 5, No. 2918

The Last Day of Fastener Fair Global 2025

Revolutionize Heat Treatment with Our Continuous Mesh Belt Furnace: Precision, Efficiency, and Consistency