8mm RF100VA 4FL Variable Helix, Weldon Shank Necked Carbide End Mill, nano-A Coated, 12mm LOC, 38mm Reach 12MM LOC,8MM SHANK,75MM OAL RF 100 VA 4-Flute Right Hand 36?/38? Variable Helix, Right Hand Cut, Weldon Flat Shank, .25mm x 45? Corner Chamfer, Nano-A Coated, Extended Neck Relief, Center Cutting High Performance Long Length Carbide End Mill For Stainless Steels, Steels, Cast Iron, Titanium / Nickel Alloys & Other Special Super Alloys Up to 54 HRc Series 3807 Guhring Part #9038070080000