TEMO SF-5L6 Double Cut 7" L CARBIDE ROTARY BURR FILE 1/4" SHK 1/2" HD Round Tree</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>double cut SF-5L6 Cylinder Ball Nose Head Shape</li><li>1/4" shank and 1/2" head diameter</li><li>Burrs are made with tungsten carbide and are suitable for deburring and polishing cast iron， cast steel， carbon steel， alloy steel， stainless steel and other materials up to HRC65 hardness.</li><li>packaged with a clear plastic tube</li><li>6" shank length， 7" total length.</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/413LMNqaJ1L.jpg' noproxy></br>