Handan Shuangzi Metal Products Co，All product surfaces require a surface protection treatment, usually electroplating. Some product surfaces need to be treated with phosphate .
Produced by cold heading process, it is recommended to use high speed cold heading machine and high speed thread rolling machine or high speed planetary thread rolling machine to ensure product quality. The head of the fiberboard nail produced in this way is well formed and the thread quality is high.
The thread design of the fiberboard nail has been optimized for power tool installation in pursuit of higher drilling speeds and to address the problem of cracking that can easily be caused by use on hardwoods.
Fiberboard nails are widely used in furniture manufacturing and other industries, can replace the use of ordinary wood screws.