... , Turning Tool, Countersink, Round Rod, Tool Bit, Carbide Tip, Ejector Pin, Punch, Mold Etc.1.machine reamer ... and non-standard.materialsolid carbide,hss,hss-coworkpiecwood,plywood,steel,aluminum,plastic,glass,stone etctool lifeLonger tool life, ... super high wear resistant and impact-resistant application.hardnessGood for machining up to HRC65 degree carbide ...