A pack of 5 diamond needle files ideal for model engineering and other intricate work. 150 grit coating. Total length including handle 140mm / working length (length of the file) 100mm. Plastic coated handle for comfort and grip (the metal goes all the way through the handle allowing extra pressure to be applied if needed). Includes; 1 x Flat diamond file 6mm wide x 140mm long. 1 x Square diamond file 3mm x 140mm long. 1 x Half rounded diamond file 3mm x 140mm long. 1 x Round diamond file 3mm x 140mm long. 1 x Triangular diamond needle file 3mm x 140mm long.