... in each bit.applications:for fabrication of granite connection:GAS1/2" for CNC machineswe provide Milling Pins,Drill bit,Router bit,Finger bit,Grinding ... producing polishing pads, cutting blade, core drill bits and stone processing machinery for more than 6 years.Now we ... in Fujian Province.2.Main productsPolishing Pads,Cutting Blade, Core Drill Bits, Diamond Cup wheel, Finger Bits, Stone ...