Three Quarter Inch External Tooth Lock Washers Serrated Zinc Plated Steel Pack Of Ten Beefy Grip For Extra Bolt Tension And Vibration Resistance When Binding With Pan And Round Head Screws

3/4-Inch External Tooth Lock Washers Zinc Pack of 10
✔️ 3/4 in bolt-ready, serrated zinc-plated external tooth washers

These external tooth lock washers provide extra gripping power for 3/4" bolts and screws, helping prevent loosening from vibration. They’re ideal for binding with pan head and round head screws in automotive, machinery, and general equipment assembly. Pack contains ten washers, manufactured in the USA.

✅ Fits 3/4 in bolts and screws
✅ Serrated external teeth bite into metal to resist loosening and vibration
✅ Zinc-plated steel resists corrosion for longer life
✅ Pack of 10 washers, made in the USA

💡 What is a common use for external tooth lock washers?

They’re handy for securing fasteners in vibration-prone setups, helping keep preload intact.

• 3/4 inch bolt applications with pan head or round head screws
• Extra bite and preload to resist loosening in machinery and automotive work
• Zinc plating offers corrosion resistance for longer service life
• Great option for DIY projects needing reliable fastener integrity