Please select a Cobalt or Carbide Drill:

TECHNICAL INFORMATION - Cobalt Micro-Drills
  • Superior quality Twist Drills made of M42 Cobalt
  • Guaranteed to meet geometry specifications
  • Four facet point - Self-centering, more accurate holes, longer drill life
  • Size range = 0.10 - 3.00 mm (.004-.118”)
  • Standard drill - 2 flutes, right hand cut. Left hand cut available upon request
  • Packaged and sold in quantities of 10 pieces per size
  • To order: MD ____(diameter, ex. MD010 for .010mm right-hand, 2 flute micro-drill); or LHMD for left hand

TECHNICAL INFORMATION - Carbide Circuit Board Drills

  • Engineered for small diameter hole drilling
  • All drills are on 1/8” shanks, 1.5” overall length
  • Diameter tolerance: +0/-0.0003”
  • Point angles: 108° - 130° (+/-2°)
  • Special diamaters, coatings and reach lengths priced upon request
  • Minimum order: 10 drills
  • To order: Part number = Drill prefix + diameter (RES3170250 is a 0.025” diameter tool with a long flute)
Richards Micro-Tool • 250 Cherry St. • Plymouth, MA 02360 • (800) 233-9956 • Fax: (508) 747-4339 • Info@RichardsMicroTool.com