3/8 External Internal Combination Tooth Lock Washer Black Oxide 9/16-18 Crafted from high-grade steel and

Crafted from high-grade steel and coated with a corrosion-resistant zinc finish

This screw is commonly used in automotive

which means that it does not contain any hazardous substances

This 7/8-9 x 6 1/2 Hex Cap Screw is made of Grade 5 steel and has a zinc finish

as well as for DIY projects

3/8 External Internal Combination Tooth Lock Washer Black Oxide 9/16-18 Crafted from high-grade steel and3 8 External Internal Combination Tooth Lock Washer Black Oxide is a versatile and durable washer designed to prevent loosening of fasteners due to vibration or shock. Its unique combination of external and internal teeth provides a secure grip on both the bolt and the surface, ensuring a tight and reliable connection. The black oxide finish enhances corrosion resistance, making it suitable for use in harsh environments. This washer is commonly used