DIA=1/8 - SHANK=1/8 - LOC=1/2 - OAL=1-1/2 - FLUTES=4 Flute - END STYLE=Square End - COATING=naCRo - Radius=No-Solid Carbide End Mills | MX140 Series | 4 Flute | Square end | MX VMAX | Variable helix and off set indexes reduce chatter and harmonics to improve surface finishes, feed rates and tool life. There is NO Equal to the industry's BEST variable helix end mill | Variable Helix | Single End >>> Applications: Hardened and hard to machine Steels, Stainless, Cast Iron, Titanium, Alloys, Inconel, hastalloy, exotics
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milled some 916 on a gun slide and worked great.
I'm a gunsmith and i've had problems using other end mills to cut hardened stainless steel gun slides using other brands of end mills, but not with these; they cut through hardened steel like a hot knife through butter!