iToolco SB78 7/8" Step Bit

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iToolco

44-4616

SB78

617209995749

3/16" – 7/8" Step Bit

  • Replaces 12 Individual Drill Bits
  • Helical flute
  • Made of strong steel with Tian coating
  • Drills holes in steel, copper, stainless steel, plastic, aluminum, and other materials
  • Self-starting

Drill Hole Sizes: 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8"

Pending Reviews

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