Metal Lock Nut

1. Standard: DIN980 type M;

2. Thread: M8-1.25;

3. Surface: full hexagon, no burr and nice flatness;

4. Raw Material: bought from Group Company, 100 tons per batch, with stable quality and competitive price;

5. Processing: by multi-position cold-forging machines, together with precise moulds and punch pins;

6. Insert ring: metal, centered and tight;

7. Total Height: normal;

8. Other names: all metal lock nut or metal-insert lock nut.