Monster Fastener Zinc Plated Grade 2 Steel Split Lock Washers (1/2" x 7/8" (50 PCS))
Diameter: 1/2"
Diameter 2: 7/8"
Thickness: 1/8"
Material: Steel
Finish: Zinc
Hardness: Grade 2
Style: Medium Split
Type: Lock Washer
Application: Nuts and Bolts
The purpose for a lock washer is to prevent threaded fasteners from loosening by creating friction between the fastener and the mounting surface.
