1/2Diameter?? bristle brush for light deburring of metal surfaces?? general cleaning & polishing of silverware?? jewelry & metal surfaces</br>Adds Extra shine to your product</br>Manufactured in China</br></br>Product Description</br></br>1/2 inch diameter?? bristle brush for light deburring of metal surfaces?? general cleaning & polishing of silverware?? jewelry & metal surfaces?? can use with polishing compound?? ideal for hard to reach places?? 1/8 inch Shank?? do not run in excess of 15??000 RPM.</br><br/>http://www.amazon.com/gp/product/B0001X0F56