The 1,925-lb. drop hammer attachment delivers 3,600 ft.-lbs. of impact energy combined with a fast cycle time of 20 bpm. 38-in. maximum stroke and 1,140-lb. hammer weight Powered by a drive motor with ...

This early-production A30 was one of the mobile hydraulic drop hammers produced by Arrow, which launched the machine in 1955. Some machine innovations enjoy instant success and bring great financial ...

Allied's Hammerhead II Model HB 550 is not a drop hammer. It's a 1,130-pound hydraulic concrete-slab buster sized to mount on a 5,000- to 9,000-pound skid-steer or 7,000- to 16,500-pound ...