Drill bit core drill hole drill drilling crown core drilling diameter: 25mm

Drill bit core drill hole drill drilling crown core drilling diameter: 25mm Colour:As the picture shows Depth it can drill : . 20mm Length : 7cm Outside Diameter：25mm Note : Only include 1 piece Package includes : 1 x Carbide Tip Metal Cutter 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 +/- 1-3 cm.