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

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2-flute Carbide Drill Bits (DC208) - 1/8 in. (0.125 in. shank)

  • Geometry - 2 flute, 1/8in. (3.18 mm) shank, drill point
  • Length - 1.5in. ±0.010 in.
  • Diameter - nominal +0.000 in., -0.0005 in.
  • Shank Diameter - 0.1248 in.
  • Total Included Tip Angle:
    • dia. ≤ 0.100 in. (2.54mm) - 135°
    • dia. > 0.101 in. (2.57mm) - 160°
  • Max. Runout (TIR) - ±0.0002 in.
  • Drill Depth - varies by diameter
  • Anticipated Life - anticipated life: 3,000 holes min. (FR4 epoxy glass)
  • Material - solid submicrograin carbide flutes / stainless steel shank
  • Ring Set - 0.800 in. ±0.002 in. (optional)
  • Operating RPM - CNC certified operation 20k RPM to 100k RPM
  • FEEDS & SPEEDS
Carbide 2-flute drill bits for PCB, phenolics, composites, plastic, non-ferrous metals and all woods and wood products

Drill size type

1.650mm (0.0650") metric drill bit, 0.400 in. max DOC..

$2.48

1.700mm (0.0669") metric drill bit, 0.400 in. max DOC *** SHIPS AS #51 ***..

$2.48

1.750mm (0.0689") metric drill bit, 0.400 in. max DOC..

$2.48

1.800mm (0.0709") metric drill bit, 0.400 in. max DOC..

$2.48

1.850mm (0.0728") metric drill bit, 0.400 in. max DOC *** #49 WIRE EQUIVALENT..

$1.73
$2.48

1.900mm (0.0748") metric drill bit, 0.400 in. max DOC..

$1.73
$2.48

1.950mm (0.0768") metric drill bit, 0.400 in. max DOC..

$1.73
$2.48

2.000mm (0.0788") metric drill bit, 0.400 in. max DOC *** #47 WIRE EQUIVALENT..

$2.76

2.050mm (0.0807") metric drill bit, 0.400 in. max DOC *** #46 WIRE EQUIVALENT..

$2.76

2.100mm (0.0827") metric drill bit, 0.400 in. max DOC..

$1.93
$2.76

2.150mm (0.0847") metric drill bit, 0.400 in. max DOC..

$2.76

2.200mm (0.0866") metric drill bit, 0.400 in. max DOC..

$1.93
$2.76

2.250mm (0.0886") metric drill bit, 0.400 in. max DOC..

$1.93
$2.76

2.300mm (0.0906") metric drill bit, 0.400 in. max DOC..

$1.93
$2.76

2.350mm (0.0925") metric drill bit, 0.400 in. max DOC..

$1.93
$2.76

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