6pcs Glass Drill Bits Set Tile Ceramic Drilling Set 3/4/5/6/8/10mm with 1/4inch Hex Shank for Porcelain Marble Mirror

Hex Shank Diameter: 6.35mm (1/4 inch) Cutting bits length: 3/4/5/6/8/10mm Handle length: 68.6mm 69.7mm 75mm 75.5mm 80 mm 84mm Handle diameter: 2.5mm 3.1mm 4mm 4.5mm 5.4mm 6.9mm Cutting bits material: metal Handle material: carbon steel Color:gold Package Contents: 6 * glass drill bits 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.