Handan ShuangZi Metal Products Co. Ltd. is a professional manufacturer of drilling screw and tapping screw. They have a stable product quality and safety performance, reasonable prices, and a professional after-sales team. They serve both foreign and domestic enterprises.

The company has been focusing on the production and research and development of drilling screws since its establishment. They have built a modern, high standard, and large-scale production line for drill tail screws. All the equipment used in the production process is imported from Germany, Japan, and Taiwan. They have an annual output of high-quality and diverse drill tail screws.

Handan ShuangZi Metal Products Co. Ltd. has employed top domestic technologists in various processes such as hexagon-shaping, clipping, thread-rolling, carburizing, zinc plating, washer machine, and packaging. This ensures that their products meet the highest standards and are of excellent quality.