OSG 20231700 Square End Mill Center Cutting, 2 Flutes, 1 in Milling Dia, 1 in Lg of Cut, 5 in Overall Lg WWG CLPZ 151 3 hr x STI x 3 hr x STI x FS201 durable operation with every flush 1 in Milling Dia End Mill Material Carbide Number of Flutes 2 Single End Double End Single End End Mill Cutting Type Center Cutting Grade General Purpose Cutting Direction Right Hand Item Square End Mill Shank Type End Mill Finish Bright (Uncoated) End Mill Application Roughing Finishing List Number 2023 Stainless (M) Compatibility No Non Ferrous (N) Compatibility No Super Alloy (S) Compatibility No Steel (P) Compatibility No Cast Iron (K) Compatibility No Helix Angle 30 Degrees Hardened (H) Compatibility No End Mill Style Square Series EXOCARB AERO Blizzard Shank Type Machining Straight Cutting Direction Machining Right Hand Measurement System Fractional Inch Drilling Tool Configuration Individual Material Machining Carbide Finish Machining Bright (Uncoated) Material Grade Machining General Purpose Primary Material Application ISO Code N Primary Material Application Aluminum