Overview: 50 x Burr Grinding Stone File Only the above package content, other products are not included. . Specifications: - Size detail: each of the pink grinding head is about 0.16 Inch/ 4 mm in diameter, 0.94 inch/ 24 mm in length, and the shank part measures about 0.12 inch/ 3 mm in diameter, total length is approx.1.81 inch/ 46 mm. - Solid material: burr grinding stone file is made of grinding stone with good hardness, suitable for metal polishing, especially for steel parts after heat treatment, durable and not easy to get broken. - Applicable occasions: these polishing grinding tools are widely applied for machinery, bearing, mold, casting parts deep hole, different internal surface, welding spot, welding seam grinding and burr grinding. - Package content: comes with 50 pieces burr grinding stone files, enough for you to apply in daily life and meet your needs. - Material: Chrome steel jade + alloy - colour: Pink+silver - Package Contents: - Note: Light shooting 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. Package includes: 1 × item (as d)