Three Quarter Inch Internal Tooth Lock Washer Set, 304 Stainless Steel Multi Tooth Star Washer Locking Fasteners, Silver Tone, 5 Pack, Heavy Duty Build And Corrosion Resistant For A Solid Lock And Durable Secure Fit

3/4 Inch Internal Tooth Lock Washer Set in 304 Stainless
✔️ 5 pcs pack; ID 19.8mm, OD 31mm, th 1.27mm, 304 stainless

A rugged internal tooth lock washer set designed for secure fastener locking in a wide range of applications. This 3/4 inch inner size star washer is commonly used in household appliances, automotive systems, and marine power setups to prevent loosening from vibration.

✅ Inner diameter 19.8 mm (0.78"), outer diameter 31 mm (1.22"), thickness 1.27 mm (0.05")
✅ Material: 304 stainless steel with high hardness and corrosion resistance
✅ Pack size: 5 pieces in a set
✅ Design: multi tooth internal teeth provide strong friction and lock

💡 What is a lock washer set used for in mechanical joints? These handy pieces help keep fasteners tight in vibration-prone equipment. - Internal tooth star washers add grip to prevent loosening in motors, appliances, and machinery - 304 stainless steel resists corrosion in outdoor, marine, and humid environments - Handy for DIY projects and professional assemblies that need a solid lock