Product name: Lock nuts(DIN982, DIN985, 1)Standard: DIN982, DIN985, DIN980 nuts 2)Size: M3 to M45 3)Class: 6 -8.8 4)Finish: Plain, Zinc plated, Black. Row material: Stainless Steel. Alloy Steel. Carbon Steel. C1008 Steel. Carbon Steel. Aluminum. Copper. Bronze. Coating: Passivated, Coating … Continued