With the included Multipurpose Cutting Bit (561) you can use this attachment on materials such as wood

Kreg® Square-Drive Bits"

7mm Collar

2 x White leads

Dremel Versa PC365

Alpen Porcelain C Protector Drill Bits 14.0mm-8.0 mm KR KBCIC With the included Multipurpose CuttingAlpen Porcelain C Protector Drill Bits 14. 0mm 8. 0 mm Where does satisfaction begin? If a product is already very good and creates a perfect hole, why should it be further improved? At ALPEN we try to compensate for every drilling condition, even those that we cannot control. We do not know what drill you work with. We do not know the exact manufacturing conditions of your tile. And yet we guarantee you the perfect hole, with no cracks at all. This