Hole Opener Drill Bit Set 6mm for Glass Ceramic Tiles Granite

1 Hand electric drill bit is made of high-quality diamond material with high hardness, durable. 2 Diamond hole drill bit supports strong hole opening performance with fast drilling speed and it can keep smooth drilling without seamless. 3 Of sharpness blade, via high-quality diamond brazing technology, no vibration and smooth openings without broken edges can be finished. 4 Such hole opener can be suitable for drilling holes in marble, concrete, granite, tiles, glass, etc. 5 Improved for more durability, hand electric drill bit's quality is guaranteed, you can use it with confidence.

What's in the box
20 x Hand Electric Drill Bit