1/2" EXTENDED LENGTH 5/8 LOC Variable Flute End Mill for Aluminum ZrN

OUR NEW GEOMETRY FURTHER IMPROVES THE OUTSTANDING PERFORMANCE OF THIS TOOL BY ADDING A .005-.007 CORNER RADIUS EXTENDING TOOL LIFE AND A HIGH POLISHED FLUTE GULLET IMPROVING CHIP EVACUATION AND LUBRICITY. 3 flute variable helix multi index endmill with Zirconium Nitride coating for hardness and lubricity. This design allows a heavy chip load per tooth for maximum material removal in aluminum. The unique geometry of this endmill virtually eliminates vibration and harmonics. Can be used to rough or finish, slot or profile in aluminum.