SOLID CARBIDE ENDMILL CUTTER Dia 10mm x 55 mm flute length x 100 mm over all length X 10 mm Shank, with AlTiN Coating having 4 flutes with Flat End or Sqaure End having 30 ° Helix Angle & best suitable for work material having hardness of up to 45 HRC, Grade : MAC2000(Universal..