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

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2-Flute Carbide Stub End-mills (MN208) - (0.125" shank)

Metal Cutting - Stub Length End-mills
  • Geometry - 2 flute stub, 1/8 in. (3.18 mm) shank, modified fish-tail point
  • Length - 1.42 in. ±0.010 in. (1.50" OAL available)
  • Diameter tolerances:
    • 0.1250 in.: +0.0000 in., -0.0020 in.
    • 0.0625 in to 0.1200 in.: ±0.0010 in.
    • 0.0010 in to 0.0624 in.: ±0.0005 in.
  • Shank dia. - 0.1248 in. (3.18 mm) +0.0000, -0.0002 in.
  • Max runout (TIR) - < 0.0005 in.
  • Max. depth of cut - DOC varies by diameter ±0.005 in. typically 1.5X dia.
  • Anticipated Life - 3,000 linear inches in 1 ounce (33 micron) copperclad
  • Material - solid submicrograin carbide
  • Ring Set -0.800 in. (20.32mm). ±0.004 in. (0.13mm) (CNC specific ring sets available)
  • Operating RPM - CNC certified operation 2k RPM to 100k RPM
Carbide 2-flue stub end-mill for copper alloys non-ferrous metals Stub End-mill Tip
LPKF and T-Tech users must specify the make and model number of their CNC routers to insure that the rings are properly positioned!

Use a good, water based cutting fluid to improve finish and reduce tool wear.


0.0394 in. (1.000 mm), ZrN coated PreciseBIT 2-flute Stub End-mill, 0.0750 in. max DOC, 1.42 in. OAL..

$12.73

0.0400 in. (1.02 mm) PreciseBIT 2-flute Stub End-mill, 0.0750 in. max DOC, 1.42 in. OAL..

$9.42

0.0450 in. (1.143 mm) PreciseBIT 2-flute Stub End-mill, 0.0680 in. max DOC, 1.42 in. OAL..

$9.03

0.050 in. (1.27 mm) PreciseBIT 2-flute Stub End-mill, 0.080 in. max DOC, 1.42 in. OAL..

$9.54

1/16 in. (0.0625 in., 1.59 mm) PreciseBIT 2-flute Stub End-mill, 0.094 in. max DOC, 1.42 in. OAL..

$9.43

0.0787 in., (2.000 mm) PreciseBIT 2-flute Stub End-mill, 0.200 in. max DOC, 1.42 in. OAL..

$9.42

0.0787 in., (2.000 mm), ZrN coated PreciseBIT 2-flute Stub End-mill, 0.200 in. max DOC, 1.42 in. OAL..

$12.73

0.0787 in., (2.000 mm) PreciseBIT 2-flute Stub End-mill, 0.315in. max DOC, 1.50 in. OAL..

$9.70

3/32 in. (0.0938 in., 2.383 mm) PreciseBIT 2-flute Stub End-mill, 0.140 in. max DOC, 1.42 in. OAL..

$7.12
$9.80

0.0944 in., (2.398 mm) PreciseBIT 2-flute Stub End-mill, 0.315in. max DOC, 1.50 in. OAL..

$9.80

0.1181 in. (3.000 mm) PreciseBIT 2-flute Stub End-mill, 0.220 in. max DOC, 1.42 in. OAL..

$9.80

0.1181 in., (3.000 mm) PreciseBIT 2-flute Stub End-mill, 0.240in. max DOC, 1.50 in. OAL..

$9.80

1/8 in. (0.1250 in., 3.175 mm) PreciseBIT 2-flute Stub End-mill, 0.190 in. max DOC, 1.42 in. OAL..

$9.80

0.1250 in., (3.175 mm), ZrN coated PreciseBIT 2-flute Stub End-mill, 0.200 in. max DOC, 1.42 in. OAL..

$13.10

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