... K401314.389.52600YG15K40151487.52800Application: 1.For PCB drills, drills, end mills & hole drilling tools 2.For reamers 3.For ... all types of cutting & milling tools: Carbide End Mill, Ball & Nose End Mill, Corner Radius End Mill, Roughing End Mill, Drill Bits, Twist Drill, Center Drill, ... quenched steel, non-ferrous metals, etc.6) Good for machining up to HRC70 degree.7) Less cutting resistance.8) ...