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Item #: A2
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Description 

100 Piece Variety Micro-Carbide Drill Bit Set

 

10 Pieces Each of the Ten Most Useful Micro-Sizes:

 

Size in Inches Size: Wire Guage Size: mm Flute Length (approx)
.0100"   #87  0.250 mm          0.200"   
.0120"   #83   0.305 mm          0.220" 
.0135"   #80    0.343 mm          0.220" 
.0145"   #79    0.400 mm          0.250" 
.0200"   #76   0.508 mm          0.330" 
.0160"   #78    0.406 mm          0.220" 
.0250"   #72   0.635 mm          0.330" 
.0280"   #70    0.711 mm          0.400"
.0370"   #63  0.950 mm          0.400" 
.0453"    1.12-1.15 mm 0.400"
                                 

 

  • 1/8" Shaft fits Dremel tools, CNC Drillers, Drill Presses, etc.
  • Lightly Used but has Plenty of Useable Life Left.
  • Please note, These bits are Very Sharp 
  • Constructed of Long Lasting Tungsten Carbide by Industry-Leading Manufacturer Union Tool
  • Each Bit has a Colored Depth Setting Ring

 

  • Overall Length is about 1 1/2", Flute Length Approx. .275” (Varies by Size)
  •   Comes in two Professional 50 Piece High-Impact Plastic Reuseable Cases

·         Great for PCB Boards, Plastics, Fiberglass, Wood,  Metals, etc

·         Hobbies

·         Watch repair

·         Jewelry

·         Model Railroads

 

 

These boards have extremely tight tolerances and can easily cost $30k+ an order,

so we change our bits well before their usefulness has expired to maximize quality.

These bits were used in the production of military spec. high-tech circuit boards.

PLEASE WEAR SAFETY GLASSES AND EXERCISE CAUTION WHEN USING/HANDLING THESE BITS, THEY ARE VERY SHARP!!!

 

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