Bit

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 expanded edition, in a completely redesigned, easier-to-read format, describes the various types of bits and their uses and provides pertinent information concerning bit wear and problems, care and maintenance, recordkeeping, and costs. All measurements are given in both U.S. and SI units. Illustrations, summary boxes, and study questions enhance the student's learning experience.Bork, Kathy is the author of 'Bit', published 1995 under ISBN 9780886981679 and ISBN 0886981670.