The Air-Hydraulics, Inc., Impact Hammer and the Black & Webster Electropunch offer an instantaneous impact which may be varied precisely up to the units capacity. These bench top models are ideal for light taps to heavy impacts and can be easily integrated into assembly systems. The Impact Hammer is fully pneumatic and has a constant stroke with a force range from 6 to 20 tons capacity. The Electropunch is an all electric operation with an impact force capacity of 3,500 lb. to 15,000 lb.