Tool Selection Guide   ■ Application and selection Ref. to Applications Description Features Shape Coating No. of Helix Outside Dia. Page Flutes Angle φDc(mm) L10 2FESS 2 φ1~φ16 2FESM 2 flutes, Sharp corner edge 2 φ0.2~φ16 L11 2FESL 2 φ1~φ16 L12 2FEKS 2 flutes, Tough corner edge 2 30° φ3~φ16 Surface finish 2FEKM MEGACOAT 2 L13 oriented 4FESM 4 flutes, Sharp corner edge 4 φ1~φ16 4FEKM 4 flutes, Tough corner edge 4 φ3~φ16 2FESW For Automatic Lathes 2 L14 3FESW (Overall length 35mm / 45mm) 3 35° φ3~φ13 4FESW 4 L15 3UFSM 3 flutes, Multi-purpose 3 45° φ1~φ20 4PGSS 4 φ3~φ25 5PGSS 5 4PGSM 4 L16 Multi-purpose 5PGSM Multi-edge type TiAlN 5 φ6~φ25 6PGSM Slotting, Shouldering 6 50° 4PGSL Multi-purpose 4 5PGSL High feed rate finishing 5 φ6~φ25 6PGSL 6 L17 4PGRM 4 φ3~φ20 L19 3ZFKS Multi-functional, High efficiency MEGACOAT 3 40° φ6~φ12 3ZFKM 3 φ3~φ16 L L21 4MFK 1(: 4 flutes MEGACOAT 4 Variable Lead φ3~φ16 4MFR High feed rate, High efficiency NANO 4 42°,44° L23 4TFK 1(: 4 flutes MEGACOAT 4 Variable Lead φ3~φ20 4TFR Difficult-to-cut Materials, High efficiency NANO 4 42°,44° 4YEKM 4 Solid End Mill L24 4YECM 4/5 flutes, High efficiency TiAlN 4 φ4~φ25 4YERM Steel and Difficult-to-cut Materials 4 38° 5DEKM Varied interval flute design AlTiN 5 φ4~φ25 L25 High efficiency 5DERM 5 chip evacuation 4YFSM Steel and Difficult-to-cut Materials TiAlN 4 45° φ4~φ20 6YFSM Finishing 6 3RDSM 3 4RDSM 4 φ4~φ25 L26 5RDSM Roughing, Serrated edge 5 20° 3RDSL 3 4RDSL 4 φ6~φ25 5RDSL TiAlN 5 4RFSM 4 φ6~φ25 L27 6RFSM Roughing, Notched edge 6 45° 3RFRS 3 φ4~φ12 4RFRS 4 High efficiency 6PFK 6/8 flutes MEGACOAT 6 Variable Lead L29 High feed rate 8PFK Shouldering, High feed rate, Finishing NANO 8 42°~44° φ6~φ25 Finishing L31 2SEB 1(: High efficiency Ball-nose MEGACOAT 2 30° φ2~φ16 End Mill with 2 flutes NANO 2UEBS Ball-nose End Mill with 2 flutes 2 30° φ1~φ20 L32 Ball-nose 3UEBS Ball-nose End Mill with 3 flutes TiAlN 3 30° φ3~φ12 L33 4YEBM Ball-nose End Mill with 4 flutes 4 38° φ5~φ20 L34 Special corner-R 6PDRS 6 flutes, High feed rate AlTiN 6 20° φ6~φ12 shaped L37 Superalloy 4JER  1 ( : 4 flutes, High efficiency, Stable milling MEGACOAT 4 Variable Lead φ6~φ20 HARD 32°,35° L2