does anyone know how to find 4 1/8 inch blades for a craftsman,jointer/planner I can't find any, the model # is 351.217890 yr 2009 and part # is 30746.00 have had no sucess as of yet , the blades are a set of 2 with small holes at each end that fit on nipples on the rotating cylinder that a bar goes over top of blade with 4 screws to the hold blade, tried sears parts direct , they said that a search engine says grizzly has blades that may fit. any help would be greatly appreciated. thanks Jim