Ursprungsort
Guangdong, China
Modellnummer
210-eye screw
Material
Carbon steel,Stainless steel 201/301/304,alloy steel,copper,etc.
Surface Treatment
zinc plated,Plain, black, HDG and so on.
Heat treatment
Tempering, Hardening, Spheroidizing, Stress Relieving
Grade
4.8,5.6,6.8,8.8,10.9,12.9