3/8-Inch External Tooth Lock Washer Set, Stainless Steel, Heavy-Duty Anti-Loosening Washers, External Teeth Grip For Secure Fastening, Includes 40-Pack For Quick Fixes And Home Projects

Premium 3/8 in Stainless External Tooth Lock Washers Set
✔️ 40-piece stainless steel external tooth lock washer set for secure fastening

These rugged stainless steel external tooth lock washers are designed for secure fastening with large-head screws. Sized for 3/8 in screw size, they deliver strong locking action to resist vibration and corrosion. This 40-piece set is ideal for quick fixes and home projects where reliable anti-loosening hardware is needed.

✅ 3/8 in screw size with external serrated teeth for locking
✅ Stainless steel finish with corrosion resistance
✅ 40 pieces per retail package
✅ Works best with large head screws, round, pan, binding, washer-head
✅ Serrated outer diameter for high torsional resistance

💡 What is an external tooth lock washer and when should I use it?

Lock washers bite into the mating surface to prevent loosening from vibration and corrosion. - External tooth lock washer grips with serrated outer edge - Suitable for large-head screws like round, pan, binding - Stainless versions stand up to outdoor use