Lock/Spring Washers
Standard:ANSI/ASME B18.21.1, DIN127,DIN7980
Surface:black,ZP,plain,..etc
Diameter:1/4"-3 1/2", M4-M100
Materials:stainless steel, carbon steel, brass, 65mn, c1070, brass, etc.
MOQ:20ton
Delivery:30days after order is confirmed
Payment:T/T or L/C at sight.
Per your demand.