Loaded with features and a full-size Sonicor 50K drill head, the compact SDC-375 is the newest member of the Sonic Drill Corporation family. Specifically designed to meet the needs of smaller companies that have long asked for a more affordable sonic drill rig, the SDC-375 is the first Sonic Drill Corporation rig to be offered at a price just under $500,000. Small enough to be shipped in a 20’ shipping container, the SDC-375 comes track-mounted or in a truck-mount configuration, if required. Sonic Drill Corporation.