6/8/10/12mm Triangle Drill Marble Twist Drill Bit Ceramic Glass Tile Twist Drill Bit

Description: Material: tungsten steel alloy Bit shape: Triangle & Round Application: Drilling in Marble Ceramic Glass Tile Machine: Impact Drill, electric drill Size: Diameter(mm) Total length(mm) Shank Dia.(mm) 6 100 4.8 8 110 6.7 10 110 8.6 12 120 9 Qunatity: 1pc (Please choose the one you want before you bid.) Features: 1. 4 sizes(6/8/10/12mm) meet your different need. 2. Made of tungsten steel alloy, special triangle shape bit more sharp, making drilling faster and smooth. 3. Will not damage the material when drilling with this triangle drill bit. 4. Easy to install, fit for impact drill, electric drill. 5. Perfect for drilling on Marble Ceramic Glass Tile. Package Included: 1pc x Triangle drill bit Notice: 1. Please allow a bit error due to manual measurement. please make sure you do not mind before you bid. 2. The color may have different as the difference display, pls understand. 3. The drilling length is suggest to be half of the bit length for protecting the chuck's life. More Details: