Hole drill bits in 6 Sizes: The drill bits set contains 6 different drill bits and two guiding drills and an Hex key, encountering your need at different sizes of holes High quality: The drill bit set is made from high quality alloy steel and metal diamond With sharp drills, drilling becomes convenient and easy Durability: With a diamond dust coating offers superior performance and cutting strength, extending the service life. This diamond drill bits are for making clean and accurate hole Perfect Versatility: The hole drill set is versatile. Whether ceramic, tiles, clinker, brick, plasterboard, concrete or cement - the 6 different drill bits are suitable for all these materials Small Resistance: Small incision resistance, opening speed is quickly, easy removal of a help to open accurately. Type: Drill bits set Drill bits diameter: 22MM 28MM 35MM 44MM 68MM 73MM The hole drill set is versatile. Whether ceramic, tiles, clinker, brick, plasterboard, concrete or cement - the 6 different drill bits are suitable for all these materials Colour:Photo Color Material:alloy steel Package Contents: 1 x Tile hole opener set Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.