Product Range
Screws
Products
| Intended hex washer head screw , self tapping threads with right direction , use hex socket wrench to wrap hex head can be screw up and screw out , this kind of screw only to be used existing hole as it is flat end of point that can not self drilling material . Made of harden steel to ensure threads are enough strong and sharp , colour of surface and kinds for plating , customers can designate based on fittings 's requirements . |
