Mud Technology International Inc. (MTI) manufactures a variety of specialized equipment for HDD, construction, oilfield, mining, geothermal, water well and specialty applications. Featured RST 1400 is one of three units in Raptor Series lineup that includes the 1200 and 990. Small footprint with a large appetite for cleaning. Competitively priced units with many features of their big brothers in MCT lineup. For over 20 years, time proven … field tough. Technology today, shaping the future.