The 5-1 safety Fine bit is the perfect bit for any beginner or advanced nail tech. With a safety edge, it will allow working in an area close to the cuticle, with a lowered risk of cutting the client. The fine grit allows working with with or gel-x without the risk of over-filing. Like its brother, the extra fine bit gives more grit to those who need it. The perfect companion for smoothing and finishing sets.