【Carbon Steel Materials】- The metal files are made of carbon steel which had high hardness. The fine-grained texture of the rasp file set is deeply quenched and coated for long-lasting cutting performance 【Unique Design】- The needle files set includes flat steel file, flat warding steel file, square steel file, triangular steel file, round steel file, and half-round steel file (equaling file). Six different designs of the hand metal files increase the ranges of application 【Comfortable Rubberized Handle】 - The ergonomically designed handles of small metal files provide a comfortable feeling during usage. A stable grip helps you do the job faster. Dipped handles ensure a firm grip for the best control 【Durable Gear Pattern】 - The gear teeth of the metal wood file are clear which promote the cutting efficiency. The precision metal file has clear surface grain which is durable and can use time and time again 【Widely Use】- This small hand tools needle file set can use for removing, refining, reshaping and scraping projects. They are perfect for shaping wood, metal, jewelry, mirror, glass, tile, ceramics, leather and plastic that require detail precision work on small surfaces and tight areas, Manufacturer: KALIM