The set of 4 BATTIPAV diamond drill bits is designed for dry drilling in porcelain and natural stone tiles. The set contains crowns with diameters of 6, 8, 10 and 12 mm. With the Ø6 mm drill bit it is possible to drill to a depth of 30 mm, with the Ø8-12 mm drill bit up to a depth of 40 mm. It is clamped by means of a hexagon to a cordless or electric drill. The optimum drilling speed is 1000-2500 rpm. The crowns contain wax for cooling during drilling. The wax can be easily refilled.

Video: