... diesel engines (Caterpillar, Detroit, Cummins, or other brands).Well Control Equipment We market Shaffer and Cameron type blowout preventers ... annular and ram type BOPs. Also included in our well control equipment are BOP closing units, choke manifolds, and ... Tubular Goods We supply quality drill pipes, heavy weight drill pipes, drill collars, casing and tubing. Our drill pipes are in accordance with ...