1/2" X 1/8" Aircraft Counterbore | HSS | 1/4" Round Shank | 4 Flute | DEWA/CCBR1/2
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1/2" X 1/8" Aircraft Counterbore | HSS | 1/4" Round Shank | 4 Flute | DEWA/CCBR1/2

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3/4" X 3/16" Aircraft Counterbore | HSS | 1/4" Round Shank | 4 Flute | DEWA/CCBR3/4

Drill AmericaSKU: DEWA/CCBR3/4
Price:
$41.67per 1( $41.67 each)
Pieces 1
Measurement type Inch
Diameter 3/4"
Length 3-1/8"
Material High Speed Steel
Finish Uncoated (Bright)
Number of flutes 4
Pilot diameter 3/16"
Shank Round
Shank size 1/4"
Weight 2.98 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

Industrial cutting tools for precision counterboring in metalworking and aerospace manufacturing. This tool features a 3/4 inch counterbore diameter, a 3/16 inch counterbore depth, a 1/4 inch round shank, and a 4 flute configuration, produced in High Speed Steel.

Specs

  • Tool Type: Aircraft Counterbore
  • Counterbore Diameter: 3/4 inch
  • Counterbore Depth: 3/16 inch
  • Shank Diameter: 1/4 inch
  • Flutes: 4
  • Material: HSS

Features

  • Counterbore geometry: Creates precise flat-bottom recesses for fastener heads with a 3/4 inch diameter, enabling flush-mount hardware in aerospace and industrial assemblies.
  • Chip evacuation: 4-flute design improves chip clearance and surface finish during high-speed milling.
  • Shank compatibility: 1/4 inch round shank standard for compatibility with common toolholders and collets.
  • Material properties: HSS provides heat resistance and toughness suitable for machining metals such as aluminum, steel, and alloys common in industrial settings.
  • Applications: Suitable for aerospace hardware installation, automotive assembly, and machinery manufacturing requiring precise countersunk features.

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800-222-0324

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