1-Tube according to British standard bs1387/85 H with 3" diameter and 6 meter Length and the thread type is 7 per 1" or according to API 5A. 2- IRON TUBE WITH LENGTH 6.10 METER AND THICKNESS FROM 2.9 TO 3 mm WITH NO THREAD call 00967 6 551334 fax 00967 6 554194