Designed with the nail tech in mind our long lasting wooden 100/180 grit refiner is perfect for removals, shaping builder gel overlays and shaping extensions.Please note this is a thin wooden board file. This coarse/med grit wooden board file is stable and durable, designed to aid you get into those hard to reach areas and refine your enhancement or gel overlay. DisinfectableGrit: 100/180 wooden board fileSize: 18cm x 2cm Also available in packs of 10 & 50*Please note for hygiene reasons we are unable to receive returns on all files*