a powered hand tool is adapted to use a variety of interchangeable rotary tools to assist in outdoor activities . either of two basic tool designs can be utilized for activities including garden tilling , brushing and cleaning , auguring or post hole digging , and auto finishing and polishing . in one embodiment , an adjustable shroud is utilized along with a tiller construction to change the viewing angle of the working tiller tines to facilitate use by operators of different heights , including a kneeling position . the ability to utilize tow torque and low speed assists in avoiding accidental damage to underground wires and , if encountered , the reversibility of the drive assists in untangling the wires .