Product Description Size: Tool handle diameter: 2.35mm, length 40mm, head diameter 5.3mm Color: gold, silver Material: Tungsten steel Package content: 1 *grinding head 1. 【Professional use】： High-quality carbide drill bits (spiral teeth), used for manicure/pedicure of nail clippers, can best remove nail shapes (eg gel, acrylic), calluses (hyperkeratosis, cuticles) ), is an ideal line for dressing and dressing procedures. 2. 【Suitable for all knives]】：2.35mm diameter, suitable for all available mobile phones with electric nail clippers, manicure and pedicure equipment. 3. 【Designed by Nail Designer】：Developed by nail designers with at least many years of experience, suitable for left- and right-handed users, innovative shapes can achieve more precise work. 4. 【Better effect and easy care】：Strong cutting ability, comfortable nails, durable, efficient, fast, easy to operate, corrosion resistant, and low fever. 5. 【Two options】： Fine teeth, used to polish the bumps and dead skin on the surface of the nails, and also used to remove phototherapy nails and crystal nails. Or modify the spilled glue and stains around the nails.Medium tooth degree, used to remove the nail polish before finishing and grinding the nails, and also can remove the dead skin and calluses on the palms.