12Pcs Diamond Drill Bits Glass Tile Bits Set Hollow Core Drill Bits Extractor Remover Hole Saws for Glass Porcelain Ceramic Tile

A Must-have Kit for Glass Processing Interior Decoration or DIY Projects Alike! Design Makes Drilling a Breeze Each drill bit comes with a that holds the bit in place without slipping. You ll be to drill clean holes effortlessly! Two side holes on the bits allow for easy removal to increase drilling accuracy and efficiency. Obnoxious debris will be removed automatically so that the bits last as long as possible. Notes: 1.These bits are not suitable for drilling concrete or materials that are thicker than 0.5 inch. 2.To prolong the life of the bits lower drilling speed and wet the surface with water for added lubrication. Material: steel Color: Silver Feature: Always use water for lubrication Package Contents: 12x Only the above package content other products are not included. 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.