3/4 Internal Tooth Lock Washer Zinc 2-4.5 8 grade rating indicates a

8 grade rating indicates a high level of tensile strength and durability

Suitable for use in various construction

This screw is a durable and reliable choice for your next project

These bolts meet the requirements of ASTM A325 Type 1 and are suitable for use in a variety of applications

Made from durable steel and hot-dip galvanized for superior corrosion resistance

3/4 Internal Tooth Lock Washer Zinc 2-4.5 8 grade rating indicates a3 4" Internal Tooth Lock Washers are designed to prevent nuts and bolts from loosening due to vibration or movement. They are made of zinc plated steel for durability and corrosion resistance. These washers have internal teeth that bite into the mating surface, creating a secure hold. They are commonly used in automotive, industrial, and construction applications where vibration and movement are a concern.