1. cramp iron screw 2. material: stainless steel or carbon steel/ zinc plated 3. best price, good quality and service

1. material: stainless steel, carbon steel, titanium, copper, aluminium, iron and so on.

2. ISO9001:2008 & ISO14001:2004 certification.

3. finish: zinc plated, NI-plated, Radiant plated, passivate.

4. factory, competitive price, good quality and service.