10 pieces diamond needle files come with 3 different sizes of 3*140mm, 4*160mm and 5*180mm in various file shapes including Round, Tapered Round, Half Round, Barrette, Crossing, Knife, Equaling, Warding, Square, Three Square. Made from superior high carbon steel, it provides high strength and durability. With diamond grit plated, the files are hardened, and wear-resistant. The diamond needle file set is suitable for sharpening metal, steel, glass, jewelers, and so on.
||10PCS Files: Round, Tapered Round, Half Round, Barrette, Crossing, Knife, Equaling, Warding, Square, Three Square
Note: The sizes are approximate.