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 : 12-7/8 Size : 1-5/32

Cobalt Taper Shank Twist Drill

Item #: 01-125-074
Size Type: Fractional
Size: 1-5/32"
Morse Taper: 4MT

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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.
TTC 1-5/32" x 4 MT Cobalt RH Taper Shank Drill
Product Specifications
Size Type Fractional
Size 1-5/32"
Morse Taper 4MT
Drill Point Angle 118°
Tool Material Cobalt
Overall Length 12-7/8"
Drill Type Taper Shank
Finish Coating Black Finish
Flute Length 7-3/8"
Flute Shape Normal Spiral - Helical
OC_Wood X
Point Sharpening Type Normal Point
Series ACO-25
Prop. 65 Yes
Shank Style Taper Shank
Type Cobalt Taper Shank Twist Drills
Weight 2.8 lbs.
Country of Origin Import
Prop 65 Warning Many metalworking products do contain metals that are included in the latest Prop 65 warning. Exposure to the elements can be harmful. May cause cancer and reproductive harm.