C and I 4 Week Backfill Carbide Nail Drill Bit for Electric Manicure Drill Machine -4 Week Tapered Silver-

4 Week Backfill Dril The size of 4-week backfill bit is a half of a large barrel bit which is used for the trench backfill of 4 weeks' growth of nail. This bit is large enough to be used to cut the entire nail plate. 4 Week Inverted Backfill Drill With shape of inverted cone, this backfill bit is often used to trim the form. 4 Week Tapered Backfill Drill With the new design, this half size of a tapered bit is created for the trench backfill of 4 weeks' growth of nail. Notes: 1. Check nail bits before use. 2. Always wear eye-protective safety glasses. 3. For professional use only. 4. Do not use if it is dropped. 5. Keep out of reach of children. 6. Disinfect nail bits after use.