Industrial-Grade Cobalt Step Drill Bits – pentacute

$8.97$24.97

The Industrial-Grade Cobalt Step Drill Bits lets you drill nearly any size of hole with ease! Multiple sized drill bits integrated into one . saving you a lot of time while working . meeting all your needs . compact and easy to carry!The 1/4 inch hex shank fits into all power tools more easily and securely . specially for locking into quick change chuck!

Convenient & Accurate! on each bit offer superb convenience and accuracy . ideal for drilling large and small-diameter holes in stainless steel . steel . metal and plastic. With these drill bits you don’t need to hire any workers to drill for you!

FEATURES:

  • Easy and smooth drilling: Each step is clearly labelled with the depth diameter in steps
  • Two-Flute Design: 2 flutes form helps clear chips and debris away from the bit . decreasing friction and heat for a faster . cooler drilling process.
  • Built to last: Made of high speed steel and titanium coated for added durability and bit life.The cutting edge is hardened and honed for sharpness . chatter-free design with staggered cutting teeth ensure the precise countersinking and hole smooth clean.
  • Quick Change: 1/4 inch hex shank fits into all power tools more easily and securely . specially for locking into quick change chuck.
  • Multiple in one: Multiple sized drill bits integrated into one . saving you a lot of time while working
  • Wide Application: Works on plastic .wood and most metals . including steel . brass . aluminum and copper.
  • Meet Your Demands: Perfect for home DIY . and general building/ engineering use.

PACKAGE SPECIFICATION:

  • Material: High speed steel
  • Finish: Titanium
  • Shaft Type: Hexagonal shaft
  • Size:
  1. 4-12mm Length: Approximately 6.7cm / 2.64″
  2. 4-20mm Length: Approximately 7.4cm / 2.91″
  3. 4-32mm Length: Approximately 10.2cm / 4.02″

    PACKAGE INCLUDES:

    • 4-12mm: 4mm 6mm 8mm 10mm 12mm
    • 4-20mm: 4mm 4mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm
    • 4-32mm: 4mm 6mm 8mm 10mm 12mm 14mm 16mm 18mm 20mm 22mm 24mm 26mm 28mm 30mm 32mm

    PACKAGE INCLUDES:

    • 1 x 4-12mm Step drill or
    • 1 x 4-20mm Step drill or
    • 1 x 4-32mm Step drill or
    • 1 x Set of 3

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