The overall use of steel forging have high hardness and excellent wear resistance, ensuring that the tool is not easily damaged during long-time use The head is detachable, allowing users to quickly replace the matching batches head or sleeve, adapting to maintenance needs and improving work efficiency The surfaces of the tool have been fine polishing, which not only look beautiful, but also reduces frictions, improves durability, and extends service life By pressing the black head, the forward and reverse directions can easily adjust, making it easy to loosen the screw ( turn left) and tighten the screw ( turn right Suitable for car repair, home repair, industrial equipment maintenance, and projects, it can meet different operational needs in various occasions, Manufacturer: Hrtyvhin