Everbilt 5/16 in. Zinc-Plated Steel Internal Tooth Lock Washers (12-Pack)

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.

• Use with nuts and bolts of same material for a correct fit
• Offers a durable locking hold
• Zinc-plated steel construction ensures durability