These internal tooth lock washers are circular washers with teeth that extend inward for a secure hold. A preferred type of washer when the washer teeth must remain hidden for a finished appearance. Use with nuts and bolts of the same material for proper function. Comes in various materials and finishes.
California residents: see Proposition 65 information
- 20-piece per pack
- Steel construction
- Reusable packaging
- Note: Product may vary by store