30-Piece Set of Titanium-Coated Diamond Burrs, Grits 120-150

Description

Application: Suitable for use in grind the edge of glass, marble, rock or jewelry. And apply to drilling glass, shells, tile and stone. Specifications Superfine QualityHeads Shapes: Ellipse /OvalHeads diameter: 3 mm (close to 1/8" inch)Heads Length: 6mmTotal length: 45mm (1 3/4" inch)Shank diameter : 3mm (close to 1/8 inch)They will fit your hand drill, drill press with a 1/8" colletGrit :120-150 PACKAGE INCLUDES: as shown in the picture 30Pcs