16mm RF100A/WF 3FL Variable Helix, Necked Plain Shank, Coarse Tooth Bright Carbide Rougher, 32mm LOC, 58mm Reach 32MM LOC,16MM SHANK,108MM OAL RF 100 A/WF 3-Flute Right Hand 29?/30?/31? Variable Helix, Right Hand Cut, Plain Cylindrical Shank, Long Length, Extended Neck Relief, Center Cutting Carbide Coarse Tooth Rougher, .50mm x 45? Corner Chamfer, Bright Uncoated for Roughing Aluminum & Aluminum Alloys, Brass, Bronze, Copper, Magnesium and Plastic Series 3470 Guhring Part #9034700160000