Cheapest and Best Reviews for Cobalt Step Drill Bits Set  at shopreview.co
Cheapest and Best Reviews for Cobalt Step Drill Bits Set  at shopreview.co
Cheapest and Best Reviews for Cobalt Step Drill Bits Set  at shopreview.co

Cobalt Step Drill Bits Set

Regular price $59.98 Sale price $29.99

his Cobalt Step Drill Bits Set can drill screw holes while staying put on the same axis. The large bit has a 3-sided shank and the small bits have hex shank to prevent slip in a drill chuck. It is self-starting and does not need a pilot hole, making it extremely convenient to use. It operates automatically as you drill holes through the materials.

Features:                                                              

 

  • Self- starting. No pilot holes needed
  • Black chamfer drill body material: steel 45 
  • Automatically makes holes as you drill
  • Includes protective padded aluminum case
  • Cobalt-coated to reduce friction and run cooler

 

Size: 

  • 3/16 "to 1/2" 6 Steps (3/16 '', 1/4 '', 5/16 ", 3/8 '', 7/16 '', 1/2 '')
  • 1/8 "to 1/2" 13 Steps (1/8 ", 5/32", 3/16 '', 7/32 ", 1/4 '', 9/32", 5/16 "11/32", 3/8 ', 13/32', 7/16 '', 15/32 ", 1/2 '')
  • 1/4 "to 3/4 '' 9 Steps (1/4 '', 5/16", 3/8 ", 7/16", 1/2 ", 9/16", 5/8 "11/16", 3/4 ")
  • 1/4 "to 1-3 / 8" '10 Steps (1/4' ', 3/8 ", 1/2", 5/8 ", 3/4", 7/8 ", 1 ", 1-1 / 8" 1-1 / 4 ", 1-3 / 8")
  • 3/16 "to 7/8" 12 Steps (1/4 '', 5/16 ", 3/8", 7/16 ", 1/2", 9/16 ", 5/8" , 11/16 ", 3/4", 13/16 ", 7/8")

Package Inclusion:

  • 1 x cobalt step drill bit set
  • 1 x aluminum case
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