... and nuts 1.Standard:DIN,USS,JIS,GB 2.Material: ,steel, Carbon steel 3.Size:From M5 to M12 Bolt and Nut Name bolt and ... of standard (GB,DIN,ANSI,JIS,ISO) and non-standard washers bolts,screws and nuts. Our experienced technicians can also design various ... drawings are avaliable for us.Working Process Include: cold punching, and machining, also CNC machine, can do OEM orderHigh quality ...