The Model 355 high-pressure waterjet pump unit from NLB Corp. has a 350 hp diesel engine that can be towed to job sites. Rated for a maximum operating pressure of 20,000 psi, it can be converted to operate at 8,000, 10,000 and 15,000 psi. Flows range from 26 gpm to 63 gpm. The pump is available in an UltraGreen configuration for compliance with the latest Tier 4F emission requirements. 248/624-5555; www.nlbcorp.com