As a 4th generation oilfield equipment and services company, Johnson Specialty Tools stands alone in their expertise at provi ... ding the exact equipment you need at your well site. We specialize in the rental of drilling support equipment such as pre-mix mud tanks, mud vacs, transfer pumps, drill pipe, power washers and a host of other similar equipment. We operate in the following states: Texas and New Mexico including the Permian Basin, and the Eagle Ford shale and ArkLaTex region including the Haynesville shale. read more