The Smart-Dig HX4000 modular hydroexcavator from LMT can be mounted on a wide variety of new or used truck chassis. It has a compact design for installation on smaller, single-axle trucks, which promotes increased maneuverability and efficiency. It has an onboard 85 hp Kubota diesel engine to eliminate wear and tear on truck power. The Tuthill blower provides 1,300 cfm of airflow combined with a 3,000 psi Udor water blaster and 675 gallons of freshwater. It has a fully hydraulic rear door and wireless remote control telescoping boom. A 445,000 Btu diesel-powered water heater is available for colder climates. 800/545-0174; www.vaxteel.com.