#8 Internal Tooth Lock Washer Black Zinc and Bake MBF8 It is made of durable

It is made of durable steel and zinc-plated for corrosion resistance

#6 Internal Tooth Lock Washer Zinc

Made of durable steel and coated with yellow zinc for corrosion resistance

It is designed to be installed using a clinch tool

while the hex shape allows for easy tightening and removal using a wrench or socket

#8 Internal Tooth Lock Washer Black Zinc and Bake MBF8 It is made of durable#8 Internal Tooth Lock Washer Black Zinc and Bake is a washer designed to prevent loosening of threaded fasteners due to vibration or shock. It is made of steel and has a black zinc and bake finish for corrosion resistance. The internal teeth bite into the surface of the mating part, creating a secure hold. This washer is commonly used in automotive, aerospace, and other industrial applications.