flat head/ cuntersunk self-drilling screw testing
4.2X50, within 3s
This is Abby Wong of Haiyan Chunhai Fastener Co.,Ltd from China.
Haiyan Chunhai Fastener Co.,Ltd has specilized in producing screws for 10 years with the strength of screws.
The mainly products are:
- Drywall screw (3.5/#6, 3.9/7# 4.2/8#, 4.8/#10)
- Self-drilling screw (CSK head, truss head, pan head, hex head, etc.)
– Self-tapping screw (CSK head, truss head, pan head, hex head,etc.)
– Chipboard screw
- A few non-standard screws. Other head type is available. Material: C1022. Surface: Zinc plating (CR3), phosphated, dacrotized, Drive type: Phillips,Pozi,Slot,Torx,Square,Combination
We hereby sincerely welcome friends home and abroad to visit our company.
Email: info@chunhaifasteners.com Mob/WhatsApp/Wechat:+8613615736385 Website: www.chunhaifasteners.com/
Skype: pinkiehuang