The vacuum brazed diamond router bits with 1/2" shank are to be used with wood routers and CNC machines for profiling granite, marble and other types of stones. The router bits have 30/40 grit diamond for fast edge profiling.
For routing stone with wood router
40/50 grit diamond, best on marble, granite and glass
Diameter of diamond bit: 30mm or 1-1/4"
Total length: 50mm or 2"
Height of diamond: 25mm or 1"
1/2" (12.7mm) Shank to be used on conventional routers.
Use wet or dry. Water or other cooling agent is recommended for longer life of the bit