One-third of the force can be hand sculpted, speed 3-5 times for carving, without fatigue. Each with five special beveled bits with a small wrench. Cannot be used individually, should be used with power tools, such as grinding machine, Small grinding machine, electric drill flexible shank. And the speed of rotation must be less than 12000. In addition to general wood, but can also be carved from ebony and soft plastic. Product description Features: One-third of the force can be hand sculpted, speed 3-5 times to sculpt, without fatigue. Each with five special bevel tips with a small wrench. Cannot be used alone, should be used with power tools, such as hanging grinding machine, Small grinding machine, flexible electric drill And the rotation speed should be less than 12000. In addition to wood, but can also be carved from ebony and soft plastic. Solid shell, excellent thermal efficiency, very safe. Stem materials: plastic + metal. Length: 150 mm. Included: 1 set of wood chisels.