Worx WX279.9

The Milwaukee 4-pc tile and natural stone drill bit set to deliver up to 2x life in granite, stone, ceramic tile, and glass. Hammer mode capability provides faster drilling speeds when drilling natura more→l stone tiles, like granite and marble. Equipped with an aggressive 8-grind carbide head, these bits deliver up to 20% faster drilling. These bits feature reinforced tips that protect the carbide head. Milwaukee tile and natural stone drill bits can be used in drill-only mode or hammer drill mode and we don't recommend them for porcelain tile.

For rotary drilling only. Includes 5/32 pilot bit which must be used first. Ideal for drilling porcelain tiles up to a scratch hardness of 8. The drill bit will not walk, tape or center punching is no more→longer needed. Flat bottom parabolic flute ensures fast and efficient removal of drill dust and prevents clogging. Cuts nice, clean holes with very little or no chipping; operate drill motor 400-600 RPM.

These Double-Fluted Step Drill Bits provide faster cutting and drilling than single flute bits. The easy-to-read step markings and targets save time when drilling holes. Thick 3/8-Inch hex shank provi more→des a firm, positive grip and won't spin out in the drill.