Drilling Tools DTH Water Well Oil Drill Pipe / Heavy Weight Drill Pipe

Heavy Weight Drill Pipe Parameter 　 HWDP TUBE BODY Tool Joint Size Center Center I.D. Center O.D. Upsets Upsets Upset Length O.D.  Ends 　 Standard Size 3 1/2" 4" 3 5/8" 2 1/16" 24" 4 3/4" 4 1/2" 5" 4 5/8" 2 13/16" 24" 6 1/4" 5" 5 1/2" 5 1/8" 3 24" 6 1/2"-6 5/8" 5 1/2" 6" 5 11/16" 3 5/8" 24" 7"-7 1/4" Special Size 4" 4 1/2" 4 1/8" 2 1/2" 24" 5 1/4" 6 5/8" 7 1/4" 6 3/4" 4" 24" 8-8 1/4"