4-Flute Long Flat Carbide End Mill for Steel, Solid Tungsten Carbide Milling Cutter
This 4-flute long flat carbide end mill is specially designed for steel machining. With stable cutting performance and long service life, ideal for roughing & finishing of carbon steel, alloy steel.
Our 4-Flute Long Flat Carbide End Mill adopts premium solid tungsten carbide substrate, paired with high-performance coating to reduce friction and resist wear. The long flute design meets deep cavity milling requirements.
Balanced 4-flute structure delivers smooth cutting, low vibration, high machining precision. Suitable for carbon steel, alloy steel, mold steel roughing and finishing processes. Widely used in mold manufacturing, machinery parts processing industry. Custom sizes are available on request.












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