20mm Finish-Tech 50 Necked Carbide 8FL 45? Helix End Mill, Plain Shank, Firex Coated, 1.50mm Radius, 52mm Reach 38MM LOC,20MM SHANK,104MM OAL FINISH-TECH 50 / GH 100 U Right Hand 45? Helix, Right Hand Cut, Plain Cylindrical Shank, Standard Length General Purpose Finishing up to 50 HRc Multi Flute Center Cutting Carbide End Mill with 1.50mm Radius, Firex Coated Series 3563 Guhring Part #9035630200150