สถานที่กำเนิด
Guangdong, China
Material
Copper, Carbon steel, Alloy steel, Stainless steel ,etc
size
M2-M36,can be customized
Grade
4.8,8.8,10.9,12.9,A2-80,A4-80
Finsh
Dacromet, Black oxide, Chrome plating, Zinc plating, Nickel plating
Standard
DIN, ANSI, JIS, GB, Non-standard
Certificate
ISO9001:2008, ISO14001:2004,IATF16949,ROHS
Advantage
OEM is available