410 Stainless Steel External Tooth Lock Washers.

• External Teeth Lock Washers Bite Into the Parts to Add Tension, Which Stops Fastener Rotation Due to Vibration.
• Serrated Washers are Available in 410 Stainless Steel Only.
• These Types of Star Washers are Used Mainly in Electrical Components and Smaller Diameter Fasteners.
• These are Lock Washers with Internal Locking Teeth.
• Also Refered to as Toothed Lock Washer, Serrated Washer or Star Washer.