*Demonstration video below description*

RWK Dry Cutting Diamond Core Bits feature a vacuum brazed diamond grit tip with a special wax filled core to aid cooling and provide a cleaner job. Suits non-hammer action portable power drills. To avoid drill slipping start with a 45° angle. After the hole is started gradually straighten up the drill. Make a swinging movement to allow for dust evacuation (check out video in pictures). Make sure the core has been removed from bit after drilling. Recommended cutting speed dry <3,000 RPM

Holesaw gets attached to a power drill. Drill on high speed.

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