Making ItManufacturing Techniques for Product Design
Excellent book to have in whatever room you do your design work in. I'm no designer, but I've reached for it a ton when trying to sketch or doodle bits of design to figure out a starting set of constraints.
Lefteri, Chris. Making It: Manufacturing Techniques for Product Design. 2nd Edition. London, UK: Lawrence Kind Publishing, 2012. Printed Book8-1-85669-749-1.