Feature: 1. Brazed Diamond Bits Dry Drilling for Stone Masonry Tile 2. For drilling granite marble masonry concrete tile ceramic 3. Wax cooling dry drill without water 4. Very high efficiency multi-purpose drilling long life drilling Specification: Name: Inclined hole drilling group Material: high quality emery Shank Type: Round ShankShank Size: 5.2mm-8.3mm Color:as shown Diameter: 6mm 8mm 10mm 12mm 14mm 16mm Package includes: 1 X Brazing and Dry Tile Bit Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.