External Tooth Washers Set M6 304 Stainless Steel External Serrated Washers For Mechanical Equipment Fasteners, 60 Pieces, Beefy Silver Finish, High Strength, Corrosion Resistant, Smooth Bright Look

60-Piece M6 304 Stainless External Tooth Washers
✔️ M6 inner dia 6 mm / 0.24 in, outer 11 mm / 0.43 in, 304 stainless, 60 pcs

These external tooth washers lock bolts by serrated teeth that bite into the surface, increasing friction and preventing loosening in demanding setups. Used in mechanical, automotive, electronics, and industrial equipment, they spread load and lock fasteners in place.

✅ Inner diameter: M6 (6 mm / 0.24 in), outer diameter: 11 mm (0.43 in)
✅ Material: 304 stainless steel for high strength and corrosion resistance
✅ External tooth serrations grip substrate to prevent loosening
✅ Pack size: 60 pieces, beefy silver finish
✅ Easy installation by simple pressure or rotation during mounting

💡 What is an external tooth washer used for in mechanical fastenings? Handy for locking fasteners and load distribution.

- Improves friction between bolt head and substrate to resist loosening - Distributes tightening load across connected parts for even grip - Easy to install with simple pressure or light twist during assembly - Works with M6 bolts and similar fasteners in automotive, electronics, and industrial settings