Solid submicron grain carbide end mill - center cutting 3 degree helix - rhs/rhc Improved lubricity and abrasion resistance
1 BALL EM 3FL 1-1/2 F/L TiCN Solid submicron grain carbide end mill - center cutting 30 degree helix - rhs/rhc Improved lubricity and abrasion resistance Up to 25% faster than uncoated Ball radius tolerance +.000-.001 (+.000-.025mm)