Description

This offering of Valor holemaking flat bottom counterbores features an undersized neck to avoid heeling when spot facing or counterboring on irregular surfaces, flat bottom reaming, and straightening misaligned holes.

Features:

• Unmatched precision in long reach counterboring applications
• Flat bottom design (no dish) allows for spot facing or counterboring on irregular surfaces commonly found on rounded or complex parts
• Ground with full cylindrical margin (not side cutting)
• Center cutting
• 15 Degree 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
• Solid carbide
• Precision manufactured in the USA