Think & Tinker, Ltd.
CNC router bits and carbide cutting tools with tutorials and technical guides

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2-flute Ball-nose Stub End-mills (MM208) Specifications


Specifications

  • Geometry - 2 flute, 1/8 in. (3.18 mm) shank,  ball point
  • Length - 1.50 in. ±0.010 in. 
  • Tip dia. - nominal  +0.0000, -0.0020 in.
  • Shank dia. - 0.1250 in. (3.18 mm) +0.00, -0.0002 in.
  • Runout (TIR) - ± 0.0002 in.
  • Max. depth of cut - DOC = min. 1.5 X tip dia. ± 0.005 in
  • Material - solid submicrograin carbide
  • Ring Set - 0.800 in. ± 0.002 in. (optional)
  • Operating RPM - CNC certified operation 20k RPM to 100k RPM


B
enefits

  • Ball nose tip provides step-free contour milling of 3D solid models
  • Spiral geometry insures efficient debris removal
  • Cutting edge geometry virtually eliminates chatter at high feed rates
  • Flute geometry optimized for non-ferrous metals and soft steels
 2-flute stub ball-nose
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Notes

  • These tools MUST be used with a high quality cutting fluid
  • What is a "Bushing"? (bushings CANNOT be removed and reused)
  • What is a "Depth Ring"?

Applications

  • Steel-rule die counter-plates
  • 3D contour modeling
  • Custom jewelry 
  • "O" ring seals
  • Engraving trophies, awards and medallions
2-flute ball nose