Cobalt Taper Shank Twist Drill
TTC PRODUCTION Cobalt Taper Shank Twist Drills-Tool Material: Cobalt Steel Shank Style: Taper Shank Flute Shape: Normal spiral - helical flutes Drill Point Angle: 118° Overall Length : 10-5/8 Size : 25/32

Cobalt Taper Shank Twist Drill

Item #: 01-125-050
Size Type: Fractional
Size: 25/32"
Morse Taper: 3MT

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Suited for tougher materials such as alloys, stainless and mangenese steels, etc.


  • General purpose, heavy duty drills designed for drilling holes in a variety of normal steels, cast iron, and other ferrous and non-ferrous metals and alloys.
  • Used with either portable or stationary machines having a taper socket spindle.
  • Made from cobalt steel and resist the heat build up caused by the drilling operations very well.
  • The taper shank is to be used in a taper socket.


  • Normal spiral - helical flutes.
  • Standard 118° point angle.
  • Standard morse taper shanks correspond to the drill diameter.
  • Flutes are proportional to length.
  • Some sizes may be supplied with 135° drill point.

Technical Data

  • Manufactured from cobalt steel.
  • Heavy duty, general purpose drills.
  • Fractional sizes.
  • Black or gold finish.


Do you need an indexable drill?See pages 88-89 of this brochure.
TTC PROD ACO25 Cobalt Ground Surface Treated Heavy Duty Fractional Taper Shank Drills
Product Specifications
Size Type Fractional
Size 25/32"
Morse Taper 3MT
Drill Point Angle 118°
Tool Material Cobalt
Overall Length 10-5/8"
Drill Type Taper Shank
Finish Coating Black Finish
Flute Length 6"
Flute Shape Normal Spiral - Helical
OC_Wood X
Point Sharpening Type Normal Point
Series ACO-25
Shank Style Taper Shank
Type Cobalt Taper Shank Twist Drills
Weight 1.4 lbs.
Country of Origin Import

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