M6-1.0 Serrated Flange Washer Head Hex Nuts DIN 6923, Hex Nuts with Serrated …
M6-1.0 Serrated Flange Washer Head Hex Nuts DIN 6923, Hex Nuts with Serrated Flange Washer to Replace Extra Washer, Black Zinc Plated Finish, Carbon Steel, 50 Pcs. Fastener Type: Flange. IDEAL USE for applications under vibration.