1/4 Inch External Tooth Lock Washer 100 Pack Zinc Plated For Tight Lock And Clean Finish With Hidden Teeth Design Ideal For DIY Projects And Pro Hardware Applications

External Tooth Lock Washer 1/4 in, Zinc Plated, 100 Pack
✔️ Zinc-plated external tooth lock washer with serrated outer edge for strong grip

These washers bite into the surface with outer serrations to resist loosening from vibration, while keeping a clean, hidden-teeth appearance for a neat finish. They're widely used in DIY projects and pro hardware setups where a stable lock is essential.

✅ Outer diameter serrations bite into the surface for greater holding power.
✅ Zinc plating provides moderate corrosion resistance for everyday use.
✅ Designed for large head screws such as round, pan, binding, or washer head.
✅ Hidden teeth design preserves a clean finished appearance after installation.
✅ Pack size: 100 pieces; 1/4 inch size standard for DIY and pro work.

💡 What is an external tooth lock washer used for in handy DIY hardware projects?

It's a handy fastener accessory that helps keep fasteners tight under vibration.

- handy for vibration-prone assemblies that need a secure lock - helps maintain bolt tension with serrated outer teeth - pairs well with large-head screws for a clean finish - zinc plated for basic corrosion resistance in typical environments