Diamond Mounted points(30PCS/SET) Shank Dia:2.35mm,3mm,3.17mm Grit:#100 #150 Total Length:45mm Jiangyin Lijian Diamond Abrasive Tools Co ... in our products,you can contact with me directly. NameDiamond Mounted pointsShank Dia2.35mm,3mm,3.17mmGrit#100 #150Total Length45mm Packing8 ... /SET UsingCrystal, Agate, Jewel, Jade, Optical Glass, Ceramics Electroplated Diamond Mounted Points