Machinery's Handbook Pocket Companion puts all the basic information you need right at your fingertips. Extremely concise yet authoritative, this valuable tool draws on Machinery's Handbook's wealth of tables, charts and text to provide quick and easy access to the most basic data. Practitioners and students of the machine trades will find the Pocket Companion to be the best little helper yet! A unique visual presentation and detailed information encourages daily and quick use, helping users save time and labor. Provides immediate application of fundamental and reliable data. Includes reorganized, distilled, and simplified material from Machinery's Handbook to increase usefulness while keeping the bulk down. Serves as a handy and more portable complement to Machinery's Handbook larger compilation of data, standards, and text.