Application: Designed especially for driving Oz-Posts, tent stakes, breaking concrete floors, walls, sidewalks, stones, brickwork, frozen ground, heavy clay, asphalt pavements, and other similar construction projects. Features and Benefits • Plug in anywhere does not need a compressor • Portable Operates on 115/120V AC, 15 amp. outlet or 2500+ watt portable generator. • Economical tool with powerful performance • Lightweight and easy to transport and handle. • Anti-Vibration design reduces operator fatigue. • Quick change tool holder holds industry standard 1 1/8” hex x 6” shank. • Low maintenance design for log lasting performance. • Grease packed gearbox and hammer mechanism eliminates job sit lubrication. Technical Data Length x Width x Height 33”x 18”x 14” (840mmx470mmx350mm) Operating Weight (w/o tool) 50 lbs (23kgs) Impact Energy ft lb (J) / blow 40 (55) Percussion Rate (loaded) blows/min 1000 Chuck Size 1 1/8” hex x 6” Motor 1700W Options 51300 JS-1000 jackhammer stand/cart 20420 OH-01 Oz-Hammer 20440 OH-02 Oz-Hammer