Size:M6-M48;1/4"-4"
Material:Carbon Steel,Alloy steel,stainless steel
Grade:4, 6, 8, 10, A2, A4
Surface Finish:Black, Zinc plated, HDG,Daromet etc
Place of Origin:Hebei,China
Brand Name: YD
Standard:DIN6923, ISO4161, JIS 1190, IFI 145, GB/T 6177
Certificate:ISO9001:2008
Packing: Carton,Pallet