A drop-shaped diamond coated rotary file, 2.7 mm, abrasiveness M. - Delicate treatment. Rotary files with optimal abrasiveness and diameter to remove pterygium after lifting and opening the cuticle with a cone. - Economical. Ideal for manicure treatments. - Durability. Composed of exceptionally high-quality materials – steel, synthetic diamonds, and nickel – to guarantee the rotary files’ long service life. - Hygiene. Rotary files can be disinfected in any solution and sterilized at any temperature.