... teeth 1. HSS T slot milling cutter T slot morse taper shank milling cuter, profile cutter can be customized.2. shank ... .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 T sot milling cutter made from HSS or tungsten ...