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

#76 (0.0200in, 0.508mm) number drill bit, 0.360 in. max DOC ***0.50mm METRIC EQUIVALENT..

$2.82

#75 (0.0210in, 0.533mm) number drill bit, 0.360 in. max DOC..

$2.82

#74 (0.0225", 0.571mm) number drill bit, 0.360 in. max DOC..

$2.82

#73 (0.0240", 0.610mm) number drill bit, 0.400 in. max DOC..

$2.82

#72 (0.0250", 0.635mm) number drill bit, 0.400 in. max DOC..

$2.82

#71 (0.0260", 0.660mm) number drill bit, 0.400 in. max DOC..

$2.82

#70 (0.0280", 0.711mm) number drill bit, 0.400 in. max DOC..

$2.48

#69 (0.0292", 0.742mm) number drill bit, 0.400 in. max DOC ***0.75mm METRIC EQUIVALENT..

$2.48

#68 (0.0310", 0.787mm) number drill bit, 0.400 in. max DOC ***1/32 FRACTIONAL EQUIVALENT..

$2.48

1/32" (0.0315", 0.800mm) *** SHIPS AS DC208-M080-040D - 0.80mm drill bit..

$2.48

#67 (0.0320", 0.813mm) number drill bit, 0.400 in. max DOC..

$2.48

#66 (0.0330", 0.838mm) number drill bit, 0.400 in. max DOC..

$2.48

#65 (0.0350", 0.889mm) number drill bit, 0.400 in. max DOC..

$2.48

#64 (0.0360", 0.914mm) number drill bit, 0.400 in. max DOC..

$2.48

#63 (0.0370", 0.940mm) number drill bit, 0.400 in. max DOC..

$2.48

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