We show you four ways to change a table saw blade. You'll learn the best way to change a table saw blade if you have two blade change wrenches, if your saw has an arbor lock, if you have one wrench and a Bench Dog Blade Loc, or if you have one wrench and a block of wood. Order the Bench Dog Blade Loc: http://www.rockler.com/bench-dog-blade-loc | Rockler Woodworking and Hardware