Made from Premium Micrograin Carbide, these 2 Flute End Mills are excellent for general purpose milling including keyway cutting and slotting. This 2 flute end mill design allows for greater chip clearance opposed to 4 flute or higher end mills. Uncoated for cost effective performance, these 2 Flute End Mills are available from 3/64" to 1/2" in 64ths increments and 1/2-1 inch in 1/16 increments. End Mill Shanks .500 and larger have flats on them.