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Drill Bits Unlimted

1.00mm Diameter x .050" LOC 4.00mm shank AlTiN Coated Ball Nose End Mill M139

1.00mm Diameter x .050" LOC 4.00mm shank AlTiN Coated Ball Nose End Mill M139

Regular price $15.92 USD
Regular price Sale price $15.92 USD
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Mill Diameter (Inch) : .0394
Mill Diameter (mm) : 1.00
# of Flutes: 2
Length of Cut (inch): .098
Shank Diameter (Inch) : .157
Overall Length (inch): 2.00
Material: Solid Tungsten Carbide
Finish/Coating: AlTiN
Cutting Direction: Right Hand
Flute Direction: Right Hand (Up Cut)
Flute Type: Spiral
Helix Angle: 45
Center Cutting?: Yes
Plunge Tip: Ball Nose
AlTiN
Aluminum Titanium Nitride, black in color, is a harder, smoother variation of TiAlN. Created for abrasive and high temperature applications (> 800ºC). AlTiN creates an aluminum oxide layer during the cutting process. It is increasing in popularity for drilling, counterboring and milling.

 

  • Hardness (Vickers):
4500 (90 Rc)
  • Oxidation Temperature:
800°C (1450°F)
  • Friction Coefficient:
.45
  • Thickness:
2-4 microns
  • Surface Roughness (Ramm):
.15
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