This is a genuine replacement part manufactured for use with circular saws. Washers are commonly used to disperse pressure from a nut or bolt across a wider surface area to prevent damage to a part assembly. This washer is used to secure the blade of a circular saw. The arbor hole of the washer matches the arbor of the motor and gearbox, ...Read moreand the depression in the center of the washer lowers the profile of the blade bolt. This clamp washer is sold as an individual replacement part.
It is a genuine OEM approved replacement hex wrench which is specially produced for use with Black and Decker, Dewalt and Porter Cable circular saws. This wrench allows a user to secure or remove the bolt that holds the saw blade. Angular profile of this item makes tightening/loosening of the bolt extremely easy. Please note this high-quality component is made of durable metal and it is sold individually.