5/16 X 11/32 HIGH SPEED STEEL 3 FLUTE SOLID PILOT COUNTERBORE (2007-0020) (SKU: 2007-0020)
5/16 X 11/32″ High Speed Steel 3 Flute Solid Pilot Counterbore
- Cutter diameter is 1/2″
- Shank diameter is 7/16″
- Overall length is 5″
- Cap Screw is 5/16″
- Pilot Diameter is 11/32″
- Continuous pilot counterbores cut rapidly, smoothly and accurately, producing long spiraling chips rather than small metal particles
- The pilot extends the full length of the flute portion of the tool
- As cutter flutes are ground back due to wear, a new section of pilot becomes exposed
- The pilot head may be cut off to any desired length when repeated sharpening makes it too long for practical use
- Continuous pilot counterbores have a life many times that of the conventional type counterbore
Specifications
- 5/16 X 11/32″ High Speed Steel 3 Flute Solid Pilot Counterbore
- Cutter diameter is 1/2″.
- Shank diameter is 7/16″.
- Overall length is 5″.
- Cap Screw is 5/16″.
- Pilot Diameter is 11/32″.
- Continuous pilot counterbores cut rapidly, smoothly and accurately, producing long spiraling chips rather than small metal particles.
- The pilot extends the full length of the flute portion of the tool.
- As cutter flutes are ground back due to wear, a new section of pilot becomes exposed.
- The pilot head may be cut off to any desired length when repeated sharpening makes it too long for practical use.
- Continuous pilot counterbores have a life many times that of the conventional type counterbore.
- Weight: 0.2
- Dimensions: L 3, W 1, H 6
Benefits
- Industrial-grade tooling designed for dependable shop performance.
- Supports consistent results when applied with correct setup practices.
- A practical choice for U.S. machine shops and maintenance work.
Recommended use
- Confirm compatibility (size, interface, machine capacity) before ordering.
- Follow safe operating practices and use appropriate PPE.
- Optimize setup rigidity and process parameters for best results.
USA Warehouse Stock — Fast U.S. fulfillment.








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