Router bits - Illustrations like this are easily accessible in your shop reference binder (every shop needs at least one!). Other ideas for binders: project plans, stain charts, glues and how to select the right one, paint chips & accompanying info from around the house, fastener charts, photos of projects from step 1 thru step . . ., etc.
Chisels and Gouges 101: An Introduction to Basic Woodworking Tools #infographic
Woodworker: Brutha Tool Argyle, Illinois Hobbyist Mr. Tool is disabled because of bad lungs but still enjoys woodworking and giving the projects such as these to his family. BE SURE TO VOTE ON THIS BELOW IF YOU LIKE IT!
Drill Geometry & info on drill bits & drilling http://www.diyfaq.org.uk/powertools/drillfaq.htm
Details about Leather Craft Rive Snap Fastener Press Stud Eyelet Button Buckle Fork Punch Tool