NUT

Product Name: Nut
Material: High Carbon Steel
Surface Finish: Black Oxide (Black Treatment)
Shape: Hexagonal
Standard：DIN934 / GB6170
Sizes：M8, M10, M12, M16, M20
Grade：8.8 High Tensile Strength
Thread：Standard Metric Thread

High tensile strength, not easy to crack under heavy load
Precise thread, tight fit with bolts, no slippage
Black anti-rust surface treatment, suitable for elevator mechanical assembly
Strict size tolerance, perfect for elevator installation & maintenance