Oil Country Tubular Limited is engaged in the manufacture and sale of drill pipe and allied products, oil country tubular goods (OCTG) and services for oil drilling and exploration industry. The Company's segments include Drill Pipe and Allied Products, OCTG Sales, OCTG Services, and Other Sales and Services. The Company's product range includes drill pipe, heavy weight drill pipe, drill collars, Kellys, Production Tubing, casing, tool joints, couplings, pup joints, nipples, subs and cross overs. Its oil field accessories include rotary subs, lift plugs and lift subs, cross overs (drill pipe to drill collar or drill collar to drill collar), stabilizer sleeves, welded blade stabilizers and integral stabilizers and cast steel lifting bails. Its services include tool joint hard banding, make and break of tool joints, internal plastic coating of drill pipe and tubing, reconditioning of drill pipe, re-threading of drill pipe, tubing and casing, and field inspection of tubulars.