Ymiko Glass Drill Bit Practical Stable For Home

Features: 1. Our drill bit made from premium metal which is of high hardness wear‑resistant and durable in use 2. Easy to use just start your hole diagonally and make a round trace and then hold drill straight 3. Excellent making and accurate hole on glass tile and marble 4. Works better with a electric drill (Excluding in this item). 5. By reducing the drilling rate and continue to add water cooling to extend the life of drill bits. Specifications: Material: Metal Size: 6 / 8 / 10 / 12 / 14 / 16 / 18 / 20 / 22 / 25 / 28 / 30 / 35 / 40 / 45 / 50mm Package Includes: 1 x 16pcs tool drill bit hole saw set Note: When using the bit please add water to cool down the temperature to extend its service life.