EZEBREAK, LLC
Frankford, WV 24938
Jan 17, 2008 Using gas producing cartridges to generate pressures up to 75,000 psi, Micro-Blaster II cracks hard rock and concrete materials from within and does not require special license. Compact demolition system requires 5/16 x 10 in. hole in which to place cartridges. Triggered remotely by pulse of 100 psi air or CO₂, system can be configured to initiate up to 6 simultaneous shots. Fly rock is minimized, promoting worker safety and allowing use in any environment.

DeWalt Industrial Tool Co.
Hampstead, MD 21074
Jan 03, 2007 Electric concrete breaker, D25980K, employs metal, automotive-style seals on ram and piston to prevent dust and debris from entering unit and extend product life. Hammer mechanism delivers 61 lb-ft of impact energy, and SHOCKS - Active Vibration Control combines shock-mounted, rubber-coated handles with counter balance mechanism located in tool's barrel to reduce vibration to 6.6 m/sec². Additional features include soft-start system and electronic control system.

Loegering Manufacturing Inc.
Casselton, ND 58012
Jul 23, 2003 Breakers range in weight from 430–1,100 lb. Smallest model has tool energy rating of 70.11 lb-ft/blow, while largest breaker has rating of 468.63 lb-ft/blow. Valve system uses less oil flow to do same job as higher flow breakers. Air check valve system allows units to be submerged in water while working. Shorter size increases operator visibility in small tight areas.

Allmand Bros Inc.
Holdrege, NE 68949
May 31, 2002 EZ 650 and EZ 1100, with Honda gasoline engines and adjustable drop heights, break up to 8 and 12 in. thick concrete, respectively. At maximum drop height of 30 in., units deliver approximately 30 strokes/min. For jobs requiring less force, adjustable stroke setting allows operators to increase speed. EZ 650 has 11 hp engine and 640 lb breaking weight; EZ 1100 has 13 hp engine and 1,080 lb breaking weight. Engine options include propane, diesel, and electric.