Diamond Twist Drills Assortment Set of 20 Sizes 61 to 80

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These drills are made with a straight shank and a twisting bit. They are made of high quality steel with diamond coating for precise drilling. Used for drilling stone, glass, ceramic, and other hard non-metallic surfaces. The set includes 20 drills, the one drill of each size from 61-80 and they come in a handy plastic container. Always use a lubricant or water when using diamond coated drills.

  • Drill assortment kit offers 20 drills in plastic storage case with sizes clearly labeled
  • Sizes included (#61-80): .0390" .0135" inches or .990 - .343mm
  • Made of high speed steel with electroplated diamond particle coating