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Square Hole Drill Bit

Save $14.00
Original price $25.99
Current price $11.99

10Pcs High Speed HSS White Steel Twist Drill Bit Set For Dremel Rotary Tools

Process, Drill, Tap, Deburr & Countersink in One Operation with powerful Tap Bit Set!

With this all-in-1 bit set, you no longer need to use different tools to create a simple threaded hole. Back-tapered design ensures PERFECT drilling & tapping by avoiding any damage from over-drilling.
Perfect to work on wood, concrete or even up to 10-gauge mild steel. Now no project is too big or too difficult to get done
& Countersinking

Features :

  • Drill, tap & countersink in one quick & easy action!
  • Easy Bit Switching - Comes with a quick change adapter
  • Back-tapered Design - Prevent thread damage from over-drilling
  • Self-centering Point - Eliminate the need for center punching or center drilling
  • Hardened High-grade Steel - Even work on materials up to 10-gauge metal with Guaranteed Tenacity
  • Precise but Fast - Just as precise & considerably faster than using standard bits, tapping & countersinking tools
  • Durable hex shank - Provides safe & strong connection to the drill
  • For hole drilling, tapping, deburring & countersinking


  • Type: Twist Drill Bit
  • DIY Supplies: Woodworking
  • Model Number: Twist Drill Bits
  • Material: High Speed Steel
  • Use: Wood Drilling
  • is_customized: Yes
  • length: 23-61mm
  • Diameter: 0.5mm0.6mm0.8mm1.0mm1.2mm1.5mm1.8mm2.0mm2.5mm3.0mm
  • Length: 23mm29mm35mm34mm43mm49mm51mm51mm60mm61mm