Solid carbide square-end mills sold individually across Ø1-10mm, 4 flute across the range except the Ø3x12x75 which is a 3 flute variant.Key specs Material: Carbide Flute count: 4 Compatibility / fitmentFits standard ER/collet-type milling tool holders matching the shank diameter.Application / use case4 flute count suits general-purpose slotting, profiling, and finishing passes in steel and stainless where finish quality matters more than chip clearance; the Ø3x12x75 3 flute variant trades some finish for extra flute space in tighter slots.