How to sharpen knives using a variety of methods including files and whetstone, "eyeballing" the correct angle, filing serrated edge blades and restoring the tip of a broken knife.
How to do-it-yourself instructional on sharpening a chainsaw by hand using files and checking raker height using a straight-edge and a feeler-gauge. Discusses use of Dremel power rotary tool in shop environment. Shows use of chain file guide for proper angle on cutting edge and filing back a damaged chisel-point to restore a good cutting edge.