40mm Diamond Tipped Tile Ceramic Glass Drill Bit

Product Name : Glass ;Main Material : MetalCutting Hole Diameter(Approx.) : 40mm/1.57";Shank Hole Diameter : 4.7mm/0.19"Shank Size (Approx.) : 9.9 x 24mm/0.4" x 0.9" (Diameter*L);Total Length : 57mm/2.24"Color : Silver Tone;Weight : 46gProduct Descriptiondiamond coating on this give superior performance and longer life.Excellent for making clean and accurate hole on glass, ceramic and tile.Works better with a electric drill(here is not included).Package Content : 1 x Glass Note:Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.