DIN 127 spring washer 1) Size: M3-M64,No.6-1-1/4" ... , BS, IFI, JIS ISO, GB and NON STANDARD, DIN 127 spring washer 1) Size: M3-M64,No.6-1-1/42 ... ) chrome plated, Cr+3, Cr+6,H.D.G, Nickle-plate, Dacromet, sheradizing.4)Material:Carbon steel,Stainless steel,brass (70 ...