#21 Stub Drill Bit | HSS | Split Point | D/AST21 (12 / Pkg.)

Drill AmericaSKU: D/AST21

Price:
Sale price$11.88per 12( $0.99 each)
Pieces 12
Measurement type Inch
Diameter #21
Length 2-1/8
Material High Speed Steel
Finish Black Oxide
Point type Split Point
Shank Round
Weight 1.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Specs

  • Package: 12 pieces
  • Diameter: #21
  • Material: High-Speed Steel (HSS)
  • Point geometry: Split point
  • Length: Stub drill bit
  • Series: D/AST

Features

  • Split-point design enables self-centering and reduces walking on contact, improving initial hole accuracy.
  • Stub-length improves rigidity and reduces deflection for more precise holes in metalworking tasks.
  • HSS construction withstands higher speeds and heat when drilling metals such as mild steel, aluminum, and brass.
  • 12-pack convenience supports production environments that require multiple small-diameter holes.
  • D/AST Series optimized for consistent small-diameter hole work in common metalworking scenarios.

Physical

  • Pack quantity: 12 pieces
  • Diameter: #21
  • Length category: Stub length
  • Material: HSS
  • Series: D/AST

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800-222-0324

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