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The flat bottom design featured in this Harvey Tool product offering of Counterbores - Flat Bottom allows for spot facing or counterboring on irregular surfaces.
- For spot facing or counterboring on irregular surfaces
- Flat bottom (no dish) design allows spot facing or counterboring on irregular surfaces
- Ideal for castings, rounded parts, concaved, or drafted surfaces
- Can be used for flat bottom reaming or straightening misaligned holes
- Center cutting
- Ground with full cylindrical margin (not side cutting)
- 15 Degree helix
- 4 flutes
- Solid carbide
- AlTiN coating for increased performance in ferrous materials
- AlTiN Nano coating for superior performance in ferrous and difficult to machine materials
- CNC ground in the USA
Product Specifications
| Cutter Diameter (Inch) | 0.3125" (5/16) |
| Flute Length (Inch) | 1.0000" (1) |
| Overall Length (Inch) | 2.5000" (2-1/2) |
| Number of Flutes | 4 |
| Shank Diameter (Inch) | 0.3125" (5/16) |
| Coating/Finish | C6 |
Warning:
This Product Can Expose You To Materials And/Or Chemicals Including Arsenic, Lead, And Other Materials And/Or Chemicals Which Are Known To The State Of California To Cause Cancer And/Or Reproductive Harm. For more information, visit www.P65Warnings.ca.gov