TurningMillingDrillingTechnicalInformationIndex System code – JIS series Solid carbide milling GM – 2 E L P – D12 R0.5 – M08 – W A 1 2 3 4 5 6 7 8 9 Application Code Description GR General roughing GM Semi-finishing GF Finishing PM High-performance machining HM Hard machining Number HH High-speed hard machiningNMGeneral machining of non-ferrous metals of teeth B AL General machining of Al and Al alloys ALP High-performance machining of Al and Al alloys ALG General machining of Al and Al alloys UM HSC/HPC machining VSM General machining of heat-resistant alloys 1 2 Cutting edge type Cutting edge length Code DescriptionESquare shoulder mill with protective chamfer Code DescriptionLLong C F Square shoulder mill with sharp cutting edges X Extra long B Ball nose cutter F Short R Torus mill W Ripper H High-feed mill 3 4 Type Diameter [mm] Code DescriptionSMini diameter Code DescriptionD3.03,0 D P Ground neck D8.0 8,0 C Conical neck D20.0 20,0 ... 5 6 Radius [mm] Features Code Description Code Description R0.5 0,5 G Spiral angle 30° Weldon shank R1.0 1,5 M Neck length [mm]R3.03,0SThin shank E ... AIR For aerospace industry 7 8 9 a b c d e f g h a Groove milling b Square shoulder milling c Profile milling d Slot milling e Face milling f Chamfer milling g Plunge milling h Circular milling/Ramping B 269