Looking for a nail drill bit for regular callus work in a professional salon? The Promed ball bit combines a medium sapphire grit with a rounded head for even work on calluses and hard skin on the feet. Its profile is designed for controlled abrasion in thin layers during routine foot care treatments.

• Sapphire nail drill bit
• Ball shape
• Medium grit
• For skin and calluses
• 2.35 mm shank diameter
• Recommended up to 20,000 rpm
• Autoclavable at 121–134 °C

The medium grit offers a balanced option for regular callus work. This nail bits for drill option can be used as an intermediate stage after coarser work and before final fine finishing. The ball-shaped head supports even treatment across larger areas of hard skin on the feet.

The 2.35 mm dental-size shank is suitable for Promed drill devices with a 2.35 mm chuck. The recommended operating speed is up to 20,000 rpm. Working with light pressure and an even movement supports controlled handling throughout the treatment.

The bit can be cleaned in an ultrasonic bath or autoclaved at 121–134 °C. These cleaning options suit professional salon routines. With its sapphire surface, medium grit and ball shape, the Promed bit is a versatile tool for regular callus work on the feet.