The RIDGID 3/16 in. x 2-1/8 in. Diamond Drill Bit is used for the fast, smooth cutting of all grades of ceramic tile, marble, porcelain, granite, stone, slate and glass. Its reverse-thread spiral helps provide continuous water lubrication to the cutting area.
- Use for fast, smooth cutting in all grades of ceramic tile, porcelain, granite, marble, slate, stone and glass
- Diamond-sintered cutting edge for easy-start drilling and long life
- Core ejection slot for fast and easy material plug removal
- Tri-flat shank helps prevent bit spin-out in the drill chuck
- Reverse-thread spiral helps provide continuous water lubrication to cutting area
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