Unmatched Precision in Long Reach Counterboring Applications
Engineered with an undersized neck to avoid heeling
Flat bottom design (no dish) allows for spot facing or counterboring on irregular surfaces commonly found on rounded or complex parts
Provides excellent performance when flat bottom reaming or straightening misaligned holes
Ground with full cylindrical margin (not side cutting)
Center cutting
15 deg. helix
4 flutes
Uncoated option well-suited for Aluminum Alloys and other Non-Ferrous Alloys
Proprietary Val-Max X coating for improved tool life and heat resistance in ferrous materials, including Alloy Steels, Stainless Steels, Nickel Alloys, and other high hardness materials up to 65 Rc
