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Made from durable steel
It features a metric thread size of M16
The DIN 933 standard specifies the dimensions and tolerances for this type of screw
The black oxide finish enhances corrosion resistance and provides a sleek appearance
The fine threads provide a secure hold
1/4-20 Serrated Flange Hex Lock Nuts Case Hardened HR15N 78/90 Black Oxide NR Made from durable steelThese 1 4 20 Serrated Flange Hex Lock Nuts are made from case hardened HR15N steel and have a black oxide finish. They are designed to provide a secure hold on bolts and screws, even in high vibration applications. The serrated flange helps to prevent the nut from loosening, and the hex head allows for easy tightening and removal. These nuts are ideal for use in a variety of applications, including automotive, construction, and manufacturing.
