Specification
| item | value | 
| Finish | ZINC PLATED | 
| Material | Steel | 
| Measurement system | INCH | 
| Head Style | HEX | 
| Brand Name | ShuangZi | 
| Model Number | |
| Standard | DIN | 
| Head type | hex head | 
| Surface treatment | zinc plated | 
| Size | Customized Size | 
| Application | Industry | 
| Color | Zinc White | 
| Packing | Bulk Packed(15-25kgs) / Small Box | 
| Length | 16mm-175mm | 
Handan Shuangzi Metal Products Co., Ltd is a professional manufacturer of drilling screw and tapping screw enterprises. Since its establishment, the company has been focusing on the produc- tion and R&D of drilling screw, which has built a morden, high standard, scale, variety of profes- sional production line of drill tail screw. All used equipment are imported from Germany, Japan and Taiwan, with an annual output of high quality, multi-variety drill tail screw. The company employed the top domestic technologist, in hexagon-shaping\clipping\thread-rolling\carburize\zinc plated\washer machine\package and other processes, every link strives for perfection and the best.



 
            





