All Metal Self-locking Nuts DIN 980-V

Material:
– M6 – M16 DIN980V Type A: cold forged SAE1010 steel
– M18 – M30 DIN980V Type B: turned 11SMnPb30/37 (AVP) steel
Surface Treatment:
– M6 – M16 DIN980V Type A: zinc plated (colourless) + wax
– M18 – M30 DIN980V Type B: zinc plated (colourless)