1/4" Reduced Shank High Speed Steel Twist Drill
TTC 1/4 Reduced Shank High Speed Steel Twist Drills - Drill Point Angle: 118°   Tool Material: High speed steel   Flute Shape: Standard spiral, helical flutes   Series: A16   Shank Size : 1/4   Size : 1/2

1/4" Reduced Shank High Speed Steel Twist Drill

Item #: 01-082-032
Brand: TTC
Size: 1/2"
Tool Material: High Speed Steel
Finish Coating: Black Oxide With Polished Flutes
1/4" Reduced Shank High Speed Steel Twist Drill is no longer available for purchase. If you need information about product substitutions, please contact one of our customer service representatives at 1-800-221-0270 or click the chat button at the top of the page.


  • Designed as a lower cost alternative for general drilling operations.
  • Suitable for non-production drilling operations.
  • For use in a wide range of normal ferrous and non-ferrous metals as well as non-metallic materials.
  • Intended for those applications where only a 1/4" chuck is available to drive the drills.


  • Standard two flute design.
  • Standard spiral, helical flutes.
  • Right hand (clockwise rotation) cutting direction.
  • All drills have reduced shanks that are 1/4" in diameter.
  • General purpose lengths are proportional to the drill diameter.

Technical Data

  • Precision ground flutes.
  • Cylindrically ground.
  • 118° point angle and standard web thickness.
  • Black finished flutes and polished cutting surfaces.


Limited Supply.
TTC A16 118° Point HSS Ground Fractional 1/4" Shank Metal Working Drills
Product Specifications
Brand TTC
Size 1/2"
Tool Material High Speed Steel
Finish Coating Black Oxide With Polished Flutes
Overall Length 4"
Drill Type Reduced Shank
Drill Grade General Purpose
Drill Point Angle 118°
Flute Shape Standard Spiral, Helical Flute
Flute Surface Precision Ground
Grade General Purpose
Hardness 58 to 60 RC
Manufacturing Method Cylindrically Ground
No. of Flutes 2
Point Sharpening Type Standard Point
Series A16
Shank Style Reduced Shank
Type 1/4" Reduced Shank High Speed Steel Twist Drills
Weight 0.0926 lbs.
Country of Origin Import

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Substitute Items

TTC Surface Treated High Speed Steel 118°Jobbers Length Twist Drills - Cutting Direction: Right Hand   Size : 1/2   Tool Material: H.S.S.   Shank Style: Straight Shank   Drill Type: Jobbers Length