Used for virtually any precision filing job . Available as individual files in different shapes such as Flat, Triangle, Knife, Square, Round, Half Round, Taper File, Barrette etc. sizes and handy assortments.Total Length : 160 mm , 220 mm,Diamond Coating : 90 mm , 150 mm respectively,Grit Size : 80 100 (Rough), 120 140 (Medium), 200 240 (Fine), or as specified.