Hexagonal Drywall Screws with different surface treatment :

1.10  years experience of screws production  

2.OEM customization screws

3.Product surface processing technology:Heading machine forming, threading, cutting off the tail machine, hollow rivet machine, electroplating treatment

4.Optional material: SUS302,SUS304,SUS316,copper, carbon steel

5.Screw machine a minimum controllable tolerance: +/-0.02mm

6.Screw machine a processing areas: product thickness 0.08mm-10.0mm

7.Screw machine main equipment: Heading machine, thread rolling machine, cutting machine,

hollow rivet machine and test equipment

8.Screw machine a process: nickel plating,Zinc plating, coating, Chrome plating, Passivation,

brass plating

9. Passed the ROHS authentication

10.The company passed the ISO9001 and ISO14001 quality and environmental system certification in 2008