Description
Diameter: 9/16″
Diameter 2: 49/64″
Thickness: 5/64″
Material: Steel
Finish: Zinc
Hardness: Grade 2
Nominal Size: 1/2″
Style: Internal Tooth
Type: Lock Washer
Application: Smaller head screws
Box of 100.
The purpose for a lock washer is to prevent threaded fasteners from loosening by creating friction between the fastener and the mounting surface.
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