... company's drill pipes are in accordance with API 5D, API SPEC 7 Standards. The material of drill ... requirements, and the tool joints are up to API SPEC7 Standards.G105 Drill pipe Drill Pipe SpecsUpset ... are machined by CNC Lathes and inspected with API Spec standard thread gauges. To improve the galling ... are machined by CNC Lathes and inspected with API Spec standard thread gauges. To improve the galling ...