Solid submicron grain carbide end mill - center cutting Shorter flute length for rigidity 3 degree helix - rhs/rhc
3/8 BALL EM 2FL 5/8 F/L Solid submicron grain carbide end mill - center cutting Shorter flute length for rigidity 30 degree helix - rhs/rhc Ball radius tolerance +.000-.001 (+.000-.025mm)