Four Flute End Mill
Material:Tungsten carbide steel,Cobalt steel available
Best flute tolerance:±0.001mm
Best Roughness:≤Ra 0.15 μm.
Concentricity:≤3μm
special size customize available.
Finishing: Bright, TiN, TiNAL. etc.
Best for drilling die steel,foundry iron,titanium alloy,stainless steel,copper steel,aluminum alloy etc.