3mm x 12mm Spiral Roll Pins (ISO 8750) 304 Stainless Steel(1000pcs/pack) Bolts Countersunk serrated lock washers feature

Countersunk serrated lock washers feature a unique design that provides a secure grip and prevents loosening under vibration

absorb shock

Keps lock nuts feature an integrated washer with small teeth that grip the surface to prevent loosening

These general-use flat washers are placed under the head of a bolt or nut to create a smooth bearing surface and distribute the load over a wider area

They come in various sizes and are commonly used in automotive and construction applications for enhanced stability and support

3mm x 12mm Spiral Roll Pins (ISO 8750) 304 Stainless Steel(1000pcs/pack) Bolts Countersunk serrated lock washers feature