Abstract: A folding collapsible treadmill is disclosed to include a base, two standing posts fastened pivotally with the base, an instrument panel fastened pivotally with the standing posts, screw bolts adapted to lock the instrument panel and the standing posts in the operative position respectively.

Abstract: A grease gun with a rotary oil injection tube comprises an oil storage tank, a valve seat, an oil injection tube and a press rod. The oil storage tank is hollow round cylinder with an opening in the front end. The oil storage tank serves to store grease. The press rod is a long rod pivotally installed to one side of the valve seat. The user can press the press rod for extruding grease. The valve seat is formed at a front end of the oil injection tube and the front surface thereof is installed with a tilt surface. The tilt surface is formed with a tilt through hole which is communicated with the oil storage tank. Thereby, the rotary seat of the oil injection tube can pass through the tilt through hole and is communicated with the tilt through hole. Thereby, a grease gun with a rotary oil injection tube is formed.

Abstract: An electronic tire pressure gauge with a rotary pressure measuring head is disclosed. A meter body is rotatably engaged with respect to the pressure measuring head. A light emitting element is installed at a select position of the pressure measuring head so as to provide a sufficient illumination in the dark. Thereby the user may find the air tap easily.