Two Flute Keyway Single End Center Cutting HSS End Mills
Straight flute end mills for keyways are manufactured with a minus tolerance to assure proper slot size and to easily hold location of keyway channels.
Spiral flute keyway style end mills are designed to cut to size and have a minus tolerance. By lifting the chips they can mill deeper keyway channels.
- Plunge, slot, spot drill and profile
- Greater chip carrying capacity
- Proper slot size and location easily held
- Keyway end mills for close tolerance keyway milling: Minus tolerance +.000 to -.0015
Straight flute end mills ranging in size from 1/4" to 1 1/2" are designed for plunging, slotting and spot drilling. They are manufactured to a minus tolerance of .000 to -.0015 on the diameter. This assures proper slot size when milling keyway channels. integral to straight flute design is strong support behind the cutting edge eliminating the prospect of deflection of the cutting action.
Two spiral flute keyway cutting end mills are manufactured to +.000 to -.0015 diameter tolerance insuring the size of the keyway. This style can be used to plunge, slot or spot drill and the helix angle will lift chips with a free cutting actio