Long Length Series by Drill Bits World

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Drill Bit Specials
Featured Drill Bits
- Pilot Drill Replacements
Aircraft Drill Bits
- High Speed Steel
  - 12" Overall Length
    - Fractional Sizes
    - Wire Gauge Sizes
  - 6" Overall Length
    - Fractional Sizes
    - Wire Gauge Sizes
- 12" Cobalt
  - Fractional Sizes
  - Wire Gauge Sizes
- 6" Cobalt
  - Fractional Sizes
  - Wire Gauge Sizes
Annular Cutters
- Carbide Tipped
  - 1-3/8 Inch Length of Cut
  - 2 Inch Length of Cut
- Cobalt
- Economy High Speed Steel
  - 1 Inch Depth of Cut
  - 2 Inch Depth of Cut
- Nitro
- Quality High Speed Steel
  - Fractional Sizes
  - Metric Sizes
    - 25mm Length of Cut
    - 50mm Length of Cut
Countersinks
- 3 Flute Center Reamer
- 4 Flute Machine
- 6 Flute Chatterless
- Combined Drill & Counter
  - Import
- Deburring Tools
- Single Flute Countersink
Diamond Drill Bits
- Metal Bond
  - Metal Bond Diamond Core
  - Sintered Diamond HoleSaw
- Diamond Plated
Extra Length Drills
- Straight Shank
- Import
  - High Speed Steel
    - 12" Overall Length
      - Fractional Sizes
    - 18" Overall Length
      - Fractional Sizes
- 1/2" Reduced Shank
- Extra Length Sets
- Extra Length Cobalt
- 6 Inches in Length
  - 6" OAL 4" Flute American
- 8 Inches in Length
  - 8" Overall Length
  - 8" OAL American
- 9 Inches in Length
  - 9" OAL American
- 10 Inches in Length
  - 10" OAL American
- 12 Inches in Length
- 15 Inches in Length
  - 15" OAL American
- 18 Inches in Length
- 24 Inches in Length
  - 24" OAL - American
- 48 Inches in Length
  - 48" OAL - American
Forstner Bits
- Forstner Bits
- Wood Pecker SawTooth
- Forstner Bit Sets
Glass Drill Bits
Jobber Length
- American
- Cobalt
- Fast Spiral
- Slow Spiral
  - Fractional Sizes
  - Wire Gauge Sizes
- Import
  - Heavy Duty Left Hand
    - Fractional Sizes
    - Wire Gauge Sizes
  - High Speed Steel
    - Letter Sizes
Magnum Solid Carbide
- Burs
  - Aluminum Cut Burs
- Drills
- Spade Drills
Masonry Drill Bits
- Import
  - Fast Spiral
  - Slow Spiral
    - Single Pack
Mechanic Length
- 3/8" Reduced Shank
- Straight Shank
Multi Spur Bits
- Multi Spur Bits
Reamers
- Adjustable Blade Reamers
- Bridge Reamers
  - American
    - Spiral Flute
    - Straight Flute
  - Import
    - Spiral Flute
    - Straight Flute
- Chucking Reamers
  - Spiral Flute
  - Straight Flute
- Construction
- Hand Reamers
  - Spiral Flute
  - Straight Flute
- Taper Pipe Reamers
  - Spiral Flute
  - Straight Flute
- Taper Pin Reamers
Reduced Shank Bits
- S&D Reduced Shank Drills
  - American
  - Import
    - High Speed Steel
      - 3/4" General Purpose
- Maintenanced Reduced SHK
Saw Toothed Bits
- Saw Toothed Bits
- Wood Pecker SawTooth
Specialty Bits
Stuby
- American
Taper Shank Drills
- American
- Taper Shank Accessories
- Quality Import
Taps
- American
  - Combined Tap & Drill
- Nitro Taps
  - Hand Taps
    - Fractional Sizes
Tile Drill Bits
Wood Drill Bits
Metric Drill Sets

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Long Length Series Import Combined Drill & Counter Countersinks

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PRODUCT DETAILS: When metal parts are machined on centers, as in turning or cylindrical grinding, it is always necessary to drill and countersink the center hole to serve as seats or bearings for the machine centers. The Plain Type is by the most commonly used. Packaging: All sizes are individually packaged.