Material
Carbon steel, stainless steel, alloy steel, brass
Grade
4.8,5.8,6.8,8.8,9.8,10.9.etc
Size
Full-thread:M1.6-M52,Half-thread: M1.6-M160
Surface treatment
Plain, Zinc Plate, Yellow Zinc Plate, HDG, Black,Dacromet,PTFE
Standards provided
DIN,BS,ANSI,ASME,ASTM,ISO,EN,GOST etc.