In this full-length instructional DVD, Spyderco co-founder and Blade Magazine Hall of Fame® member Sal Glesser presents detailed instruction in the proper use of our best-selling Tri-Angle Sharpmaker®. Sal personally walks you through the logic and history of the Sharpmaker’s revolutionary design and the advantages of its four-step sharpening process. He then presents step-by-step instruction in the best methods of sharpening a full spectrum of cutting tools, including plain-edged knives, serrated blades, kitchen knives, hawkbill blades, hatchets, scissors, shears, wire cutters, woodworking chisels and gouges, and other specialized cutting tools. NTSC standard, 46 minutes.