The Gongbing self drilling screws adopts German technology, has reasonable design, strong anchoring force and is easy to use:
The raw materials used are all from large domestic steel companies and can meet the stringent requirements of high-strength bolts: the world's most advanced surface treatment technology, anti-corrosion and weather resistance is 5 times that of ordinary galvanized products.
Deepened cross hole design,
Not easy to slip during use
Self-tapping screws adopt advanced design technology, fast tapping speed and strong anchoring force.
Mainly used in doors, windows, decoration and Connections between various metal parts.

wafer head bolts
wafer head self tapping screws
wafer screws
