Features: brand new and high quality Mulitple scene applications,it is suitable for nail salon, beauty parlor, spa or personal manicure pedicure, DIY nail art at home.It is fun and happy to apply nails at home with family and friend. High quality material,it is made of superior tungsten nail drill bit,enough hard to clean cuticle nail acrylic gel ect fast and efficient,it will be prefect choice for starter or professional. Safe,the drill bits are smooth and don’for t heat up, protects the skin from being harmed,you can use at assure. Easy to clean,the tungsten carbide material will not rust and prevent corrosion,better clean and sterilize drill bits after every procedure. Scrub with a brush and rinse with soapy water. Portable,lightweight small size , it is easy carry , you can use anywhere you need. Specifications: Material: Tungsten Carbide Size:As Picture Showes Style:C0213, C0216,H0103,C0214 Package Includes: 1Pcs Nail Drill Bits note: Please allow 1-2cm errors due to manual measurement. Due to the difference betweeen different monitors,the pic may not reflect the actual color of the item.