Apollo Vacuum Brazed Truing Wheels

These perfectly designed Diamond Milling Bits (aka Truing Wheels) are great for manually grinding narrow & tight radius corner & cut-outs.  Also, great for expanding the diameter of a drilled hole.
 
Standard 5/8"-11 thread allows it to fit on most angle grinders. Suitable for use on Granite, Marble & Engineered Stone, Porcelain, Ceramic Tile and even Concrete. Equipped with water holes to be used wet or dry. With water use. the diamond truing wheel will produce better results and will be longer lasting. 
 
Currently available in 3/8" (grit#60, medium) and 1/2" (grit#30/40, coarse) diameter.