Premium 550 Pack External Tooth Star Lock Washers Set Made From 304 Stainless Steel Metric M2.5 To M12 Sizes Heavy Duty For Retaining Clips And Fasteners Rust Resistant And Ready For Any Project

Premium 550-Piece External Tooth Star Lock Washer Set
✔️ 550 pcs 304 SS external star washers M2.5-M12 in box

This item is a 550-piece external tooth star lock washer assortment made from 304 stainless steel, designed to secure fasteners in a wide range of projects. It’s a handy kit for electronics, auto repairs, and general hardware work where rust resistance matters.

✅ 550 pcs in 8 common metric sizes: M2.5, M3, M4, M5, M6, M8, M10, M12
✅ 304 stainless steel for excellent rust resistance and long-term durability
✅ External tooth design bites into surfaces for a secure grip
✅ Organized storage box with labeled compartments keeps parts easy to find
✅ Suitable for electrical, automotive, valves, machinery, and housing assemblies
✅ Heavy-duty construction resists deformation under load
✅ Handy kit for both home projects and professional use
✅ 1-year warranty and 30-day returns for confidence

💡 What is a heavy-duty external tooth star lock washer used for in fastener assemblies and why choose it? This handy washer helps prevent loosening in vibration-prone setups. 1) External tooth star lock washers bite into surfaces for a secure grip 2) Made from 304 stainless steel for rust resistance 3) Match common bolt sizes from M2.5 to M12 for flexible use