... ,G-105,S-135 3.OD from 2-3/8'' t0 5-1/2'' 1.API 5DP2.steel Grade:E-75 ... X-95,G-105,S-1353.OD from 2-3/8'' t0 5-1/2''4.upset:EU, IU, IEU5.best ... price and high quality products6.Most of our drill pipe export to indonisia(5 ... '' OD,350 tons),to India(3-1/2''OD,140 tons.)Dear friends, ... thanks a lot!Your sincerely!Ms Liu API 5 1/2" drill pipe