9/16 Medium Split Lock Washer Black Oxide WDOC They are made from high-strength

They are made from high-strength alloy steel

which allows it to fit through a smaller hole

Its flat design ensures even distribution of pressure

and a hexagonal head that provides a secure grip for tightening and loosening

The zinc coating protects against rust and oxidation

9/16 Medium Split Lock Washer Black Oxide WDOC They are made from high-strength9 16" Medium Split Lock Washer, Black Oxide. This lock washer is designed to prevent nuts and bolts from loosening due to vibration or other factors. It is made of durable steel and has a black oxide finish for corrosion resistance. The split design allows for easy installation and removal. This lock washer is ideal for use in a variety of applications, including automotive, construction, and manufacturing.