Optimizing Oil Country Workholding November 29, 2018 There is no real problem with threading a pipe. Most DIY types can do it in their workshop with hand tools, but when the pipe is 40′ long and ordered by the ton, you are in oil country. Pumping crude oil out of the ground requires drill pipe, casing, tool joints, tees, crosses, flanges, and couplings. All those items need to be machined. And that takes specialized workholding.
