5/16" porcelain plus tile bit and 5/32 pilot, the diamond ground porc plus cuts nice, clean holes with very little or no chipping, ideal for drilling porcelain tiles up to a scratch hardness of 8.
- Unique 4-face point grinding for perfect hole quality and longer drill bit life.
- Extreme low drilling pressure with excellent centering tape or center punching no longer needed.
- Ground double flute ensures fast and efficient removal of the drill dust and prevents clogging.
- Drill bit shank made from the finest chrome vanadium steel.
- The PORC+ cuts nice, clean holes with very little or no chipping.
- Operate drill motor 400 600 RPMs
- Additional discounts apply for this item when purchased as Bulk.