API drill tube for drilling Grade:G105,E75,S135,X95,R780 OD:2-7/ ... has the reasonable price in the market. API drill tube for drillingGrade:G105,E75,S135,X95,R780OD:2-7/8'' to ... Steel GadeE75, R780, G105, S135,X95Specification OD2-3/8 ''----5'' Internal CoatingTK34,TC2000,TC3000 HardbandingARNCO 100XT,200XT,300XT,BOTN3000,ARMACORMLengthR1:5 ...