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

Get $5 off shipping on Web Orders over US$50!
Depth setting ring
Item # Description Unit Price Depth Ring Enter Qty.
DC208-0315-040D  1/32" (0.0315", 0.800mm) *** SHIPS AS DC208-M080-040D - 0.80mm drill bit   $2.48   
DC208-0625-040D  1/16" (0.0625", 1.587mm) fractional drill bit, 0.400 in. max DOC   $2.73   
DC208-0938-040D  3/32" (0.0938", 2.382mm) fractional drill bit, 0.400 in. max DOC, ***#42 WIRE EQUIVALENT   $2.77   
DC208-1094-040D  7/64" (0.1094", 2.778mm) fractional drill bit, 0.400 in. max DOC   $2.76   
DC208-1250-040D  1/8" (0.1250", 3.175mm) fractional drill bit, 0.400 in. max DOC   $2.76   
DC208-1563-050D  5/32" (0.1563", 3.970mm) fractional drill bit, 0.500 in. max DOC   $6.47    Sale Price: $4.52   
DC208-1875-050D  3/16" (0.1875", 4.762mm) fractional drill bit, 0.500 in. max DOC   $7.91    Sale Price: $5.53   
DC208-2031-050D  13/64" (0.2031", 5.158mm) fractional drill bit, 0.500 in. max DOC ***SHIPS AS 5.15mm   $9.36   
DC208-2500-050D  1/4" (0.2500", 6.349mm) fractional drill bit, 0.500 in. max DOC *** E - LETTER EQUIVALENT   $11.92   
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Open Monday - Friday, 08:30 to 16:30 Mountain Time.

Most orders received before noon ship within one business day,
subject to credit approval and item availability.
Orders with different billing and shipping
addresses may be delayed for address verification.