Material
carbon steel,alloy steel,stainless steel etc.
Surface treatment
Plain, black, zinc plated, HDG and so on.
Heat treatment
Tempering, Hardening, Spheroidizing, Stress Relieving
Standard
DIN, JIS, ISO, ANSI, ASME, BS, AS, and non-standards
Grade
4.8/ 8.8/ 10.9/ 12.9 ect.
Certificate
ISO9001,ISO14001,IATF16949, ROHS
Service
Customized design is available
Features
The surface is smooth, no burrs