Usage of Vega 4 IN 1 Pedicure Tool Brush: 1. Nail & Cleansing Brush: Use this Nail Brush to clean Feet and Nails. 2. Pumice Stone: Use Pumice Stone to soften heels, toes and feet. 3. Metal File: Use Metal File to smooth rough surfaces & Calluses. 4. Emery File: Use Emery file to buff for a soft finish.