M10 External Tooth Countersunk Serrated Lock Washer DIN 6798V, Class 350 HV, Spring Steel, Plain Finish
WHU688-500
https://www.fastenermart.com/mm5/graphics/00000001/DIN6798V.gif
13.13
104.16
2
13.13
100.00
pcs
104.16
1000.00
pcs