The Greatest Pocket Reference of all Time!

Every engineer, geologist, manager, foreman, contractor, purchasing agent, maintenance person and craftsman needs this book. Hundreds and hundreds of pages of information on the properties of air, automotive, tables of carpentry, construction, lumber, chemistry, physics, computers, physical constants, electrical, general information, geology, hardware, math, mining, money, plumbing, metals, surveying, tools, water, weights of materials, welding and more than 3200 conversion factors. We positively guarantee you will be pleased.