spring lock washers standard:IFI L-19,ASTM SPRING LOCK WASHER,DIN 127 BSW SPRING LOCK WASHER,DIN7980,DIN9021

spring lock washers2)standard:IFI L-19,ASTM SPRING LOCK WASHER,DIN 127BSW SPRING LOCK WASHER,DIN7980,DIN9021

3)size:m3-m50

4)surface:plain, black

5)material:  stainless steel ,alloy steel,carbon steel6)package:bulk packing,small boxes,pocket.

spring lock washers