10 pcs Double cut head rotary burrs milling cutters set. Fits for and most small rotary tools.<br> Made of tungsten and carbide which use for rotary burr, high hardness and high abrasion resistance.<br> Shank diameter: 3mm(1/8 inch), Cutting edge diameter: 6mm, Total length: 100mm/ about 4 Inch.<br> High performance on processing copper, aluminum, alloy, iron, marble, jade, steel, glass, wood and plaster etc.<br> Widely used for metalwork, tool making, model engineering, wood carving, jewelry making,welding, chamfering, casting, deburring, grinding,<br> Shank Diameter: 3mm (1/8 inch)<br> Head Type: Double Cut<br> Cutting Edge Diameter: 6mm (1/4 inch)<br> Shank Length: 100mm (about 4 Inch)<br> Processing Hardness Up HRA greater than equal 85<br> Material:steel<br> colour:Silver<br> Package Contents:<br> 10 x Tungsten Carbide Rotary Burrs<br> Only the above package content, other products are not included.<br> 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.