Solid submicron grain carbide end mill - center cutting Shorter flute length for rigidity 3 degree helix - rhs/rhc
1/2 BALL EM 4FL 5/8 F/L D/E TiALN Solid submicron grain carbide end mill - center cutting Shorter flute length for rigidity 30 degree helix - rhs/rhc Up to 40% faster than uncoated Dry or semi-dry machining Ball radius tolerance +.000-.001 (+.000-.025mm)