8mm RF100TI 4FL Variable Helix Super-A Carbide End Mill, Necked, Weldon Shank, 0.5mm Radius, 19mm LOC, 26mm Reach 19MM LOC,8MM SHANK,63MM OAL RF 100 Ti 4-Flute, Right Hand 35?/38? Variable Helix, Right Hand Cut, Weldon Flat Shank, Extended Neck Relief, Center Cutting Standard Length High Performance Carbide End Mill with 0.50mm Corner Radius, Super A Coated for Slotting, Ramping, Helical Interpolation, Roughing and Finishing Special and Titanium / Nickel Alloys Series 3499 Guhring Part #9034990080050