• DOTS is specialized in Cutting & re-thread BHA tools, drill pipes, collars, stabilizers and subs as per API Spec 7-1 monogram

  • All API recommended hardened and ground gauges are on hand to ensure accurate threads

  • We can cut all kind of rotary shoulder connections & numbered connections

  • We also manufacture crossover subs, bit subs, lifting subs, and lifting plugs according to API 7-1 with size ranging from 2 3/8″ to 7 5/8″ with length from 1 foot to 10 feet (pup joints).