Sengmented CNC Sintered Diamond Finger Router Bit 1)CNC diamond Finger bit for granite,drill bit 2)Gas 1/2",Dia 22,25mm Sengmented CNC Sintered Diamond Finger Router BitDesigned for fast grinding and wet use only. For CNC and Radial Arm machines. Center waterfeed holes in each bit.applications:for fabrication of granite connection:GAS1/2" for CNC machineswe provide Milling Pins,Drill bit,Router ...