API Spec 7 Addendum 1 Specification for Rotary Drill Stem Elements, Fortieth Edition, 2004 Addendum
Amendment by American Petroleum Institute, 08/01/2004
This is the 2004 Addendum to API Spec 7. Product Details Published: 08/01/2004 Number of Pages: 6 File Size: 1 file , 150 KB Note: This product is unavailable in Cuba, Iran, North Korea, Syria