Gangshan head self-drilling screws can penetrate thick metal, have a fast drilling speed, and feature anti-slip teeth on the back of the head for a good fit. Available in white or black.
Gangshan head self-drilling screws can penetrate thick metal, have a fast drilling speed, and feature anti-slip teeth on the back of the head for a good fit. Available in white or black.
| Thread size | Length | Color | |
| #6 | 3/8".7/16" | white black | |
| #7 | |||
Wuxi Sharp Metal Products Co., Ltd., a leading custom metal screws manufacturer based in Jiangsu, China, exhibited at the 2026 Expo Nacional Ferretera in Guadalajara, Mexico, from September 3 to 5, presenting its full r...
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