Abstract: A safety push tool for use with table mounted cutting tools. The push tool is of the type having a carrier guide body with an underside adapted to rest on a work piece to be moved along a cutting tool. The safety push tool has a handle portion and the improvement of the present invention is the construction of the back heel member which is held at the slot of the back of the tool. The back heel member is a U-shaped device which fits over a slot over the back of the tool. The back heel member is a U-shaped device which fits over a support arm and can be rotated from a first position where two separate arms depend downwardly from the underside. It also can be moved in a second position where a cross member headstock extends below the underside of the safety push tool.

Abstract: There is disclosed a portable grinding apparatus which includes a frame with straps and the like for mounting on the back of an operator. The frame supports a base plate carrying an electric motor which is connected through a flexible shaft to a hand-held abrating device, such as a grinding wheel and the like. The base plate, which supports the grinding motor, is rotatably mounted on the frame to permit shifting the abrating device between the operator's hands and the motor is covered with a housing which includes an exhaust fan for circulating a flow of air across the motor to provide comfort to the operator.