Looking for a nail drill bit for professional foot care work on callus and skin? The Promed diamond HHS Aero Large bit is designed for treating callus and corns on the feet. Its HHS Aero Large shape supports work across foot surfaces, including broader areas and more difficult-to-reach zones. The diamond-coated bit has a shank diameter of 2.332–2.350 mm and is compatible with Promed nail drill machines using a 2.35 mm collet.

• Nail drill bit for foot care
• Diamond material
• HHS Aero Large shape
• For skin and callus
• 2.332–2.350 mm shank
• Up to 20,000 rpm
• For compatible Promed equipment

The HHS Aero Large working shape is intended for efficient work on different foot surfaces. It can be used for controlled reduction of callus and for working on corns during professional foot treatments. The diamond coating provides the working surface for precise removal of skin layers. This profile is suited to professionals who require a dedicated bit for callus work across both broader and harder-to-reach areas.

Use light pressure and even movement to remove callus in thin layers. If heat develops, the rotation speed can be reduced. After use, the bit can be cleaned in an autoclave at 121–134 °C or in an ultrasonic bath. These cleaning options support consistent care of the bit as part of a professional foot care routine.

The 2.332–2.350 mm shank provides a fitting for Promed nail drill machines with a 2.35 mm collet. This professional nail drill bit combines a diamond working surface with the HHS Aero Large profile for foot treatments involving skin and callus. Use the bit at speeds up to 20,000 rpm for controlled work on the feet.