Prado 9100-0231 Countersink Core Bit
Model9100-0231
CategoryBits
9100-0231
One-step diamond bit that drills a 1-3/8” (Ø35 mm) hole and a 1-1/2” (Ø38 mm) countersink. Allows you to flush-mount unifit | single in natural and engineered stone. Use at 500 RPM with water. Not for ultra-hard or brittle surfaces.