M4-0.7 Class 8.8 Hex Nut DIN 934

Widely used in the automotive and electronics industries, Class 8 Hex Nuts are intended for use with screws and bolts of property class 8.8 or lower. Made of steel with a max carbon content of 0.58%, min manganese content of 0.25%, max phosphorus content of 0.060%, and max sulfur content of 0.150%. Proof load for M4 nuts is 800 N/mm sq. MHN4C