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

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Carbide 3-flute End-mills (MM3I8) - 1/8 in. (0.125" shank)

Wood / Plastic - Standard Length End-mills
  • Geometry - 3 flute, 1/8 in. (3.18 mm) shank, fish tail point
  • Length - 1.5 in. ±0.010 in.
  • Diameter tolerances:
    • 0.1250 in.: +0.0000 in., -0.0010 in.
    • 0.0010 in to 0.1240 in.: ±0.0005 in.
  • Shank dia. - 0.1248 in. (3.18 mm) +0.0000, -0.0002 in.
  • Helix angle - 28°
  • Max runout (TIR) - < 0.0005 in.
  • Max. depth of cut - EFL varies by diameter ±0.005 in.
  • Anticipated Life - 8,000 linear inches (maple, CNC milling)
  • Material - solid submicrograin carbide
  • Ring Set - 0.800 in. ±0.002 in. (optional)
  • Operating RPM - CNC certified operation 20k RPM to 100k RPM
Carbide 3-flute end mills for maching hardwoods, composites and reconstituted minerals 3-flute Tip

1/64 in. (0.0156 in., 0.406 mm) UltraBIT 3-flute Soft Media End-mill, 0.06 in. max DOC, 1.5 in. OAL..

$19.84

0.0200 in. (0.508 mm) Ultrabit 3-flute Fret-wire kerf cutter, 0.09 in. max DOC, 1.5 in. OAL..

$19.84

0.022 in. (0.559 mm) dia. Ultrabit 3-flute Fret-wire kerf cutter, 0.090 in. max DOC, 1.5 in. OAL..

$19.84

0.022 in. (0.559 mm) dia. ZrN coated Ultrabit 3-flute Fret-wire kerf cutter, 0.090 in. max DOC, 1.5 in. OAL..

$23.69

0.022 in. (0.559 mm) dia. Ultrabit 3-flute end-mill, 0.090 in. EFL, necked 0.0190 in. dia. to 0.260 in. reach, 1.5 in. OAL..

$25.70

0.0230 in. (0.584 mm) dia. Ultrabit 3-flute Fret-wire kerf cutter, 0.090 in. max DOC, 1.5 in. OAL..

$19.84

0.0230 in. (0.584 mm) dia. ZrN coated Ultrabit 3-flute Fret-wire kerf cutter, 0.090 in. max DOC, 1.5 in. OAL..

$23.69

0.0250 in. (0.635 mm) UltraBIT 3-flute Fret-wire kerf cutter, 0.10 in. max DOC, 1.5 in. OAL..

$19.84

0.0250 in. (0.635 mm) UltraBIT 3-flute Fret-wire kerf cutter, 0.125 in. max DOC, 1.5 in. OAL..

$19.84

1/32 in. (0.0313 in., 0.787 mm) UltraBIT 3-flute Soft Media End-mill, 0.10 in. max DOC, 1.5 in. OAL..

$12.23

1/32 in. (0.0313 in., 0.787 mm) UltraBIT 3-flute Soft Media End-mill, 0.14 in. max DOC, 1.5 in. OAL..

$12.23

1/32 in. (0.0313 in., 0.787 mm) UltraBIT 3-flute Soft Media End-mill, 0.17 in. max DOC, 1.5 in. OAL..

$12.92

0.0370in (0.940mm) UltraBIT 3-flute Soft Media End-mill, 0.170 in. max DOC, 1.5 in. OAL..

$11.22

0.0380in (0.965mm) UltraBIT 3-flute Soft Media End-mill, 0.170 in. max DOC, 1.5 in. OAL..

$9.39
$11.22

3/64 in. (0.0469 in., 1.194 mm) UltraBIT 3-flute Soft Media End-mill, 0.20 in. max DOC, 1.5 in. OAL..

$12.23

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