Drill String and Drill Collars

This series covers the entire scope of rotary drilling operations in five units of technical information and review questions. These units are published in cooperation with the International Association of Drilling Contractors. In some cases, previous editions are available in Spanish, while supplies last, for $14. Open-book comprehensive tests covering Units I, II, III, and V of the Rotary Drilling Series are available.This lesson replaces The Drill Stem in the series. It covers in detail design, function, care and handling, and inspection of drill collars. The discussion of drill pipe includes design, recommended sizes, grades, and care and handling. All measurements are given in both U.S. and SI units. Illustrations, summary boxes, and study questions enhance the student's learning experience.Horton, S. T. is the author of 'Drill String and Drill Collars', published 1994 under ISBN 9780886981686 and ISBN 0886981689.