Description of Diamond-Coated Ceramic Marble at Flyshop
Package Content : 10 x Diamond Drill. Hole Diameter: 11mm / 7/16" ;Shank Diameter: 6-6.5mm / 0.24"-0.26". Drilling Depth: 25mm / 1"; Total Length: 51mm / 2". Material: Metal,Nickel-plated with a diamond dust coating. Suitable for Marble, Tiles, Ceramics, Glass and Granite, etc Processing.