The product is Tungsten Carbide Cutter 1/8" Diameter With 1/8" Shank</br>Easy to use</br>The product is manufactured in China</br>Tungsten carbide</br>Shapes?? smoothes?? removes hard material</br>Do not run in excess of 30??000 RPM</br></br>Product Description</br></br>The product is Tungsten Carbide Cutter 1/8"ameter With 1/8" Shank. Easy to use. The product is manufactured in China.</br><br/>http://www.amazon.com/gp/product/B00004UDJJ--w