Gem Bids For Solid Carbide End Mill Cutter Micro Fine Grade. Dia.18mm X Flute Length 90mm X Oal 150mm, Left Hand, Solid Carbide End Mill Cutter Micro Fine Grade. Dia.18mm X Flute Length 90mm X Oal 150mm, Right Han, Solid Carbide End Mill Cutter Micro Fine Grade. Dia.22mm X Flute Length 90mm X Oal 150mm, Left, Solidcarbide End Mill Cutter Micro Fine Grade. Dia. 22mmx Flute Length 90mm X Oal 150mm, Right