Description
COMPATIBILITY: For use with Delta 22-580 22-549 22-555 22-590 22-591 Wen 6552 Craftsman 21743 and Grizzly G0689 Ryobi AP1300 Metabo DH330 Thickness Planer.W6 laminated high-speed steel construction blades stay sharper and last longer than conventional knife materials.Machined locator holes help users align knives on cutter-head during knife change fast and easy.Blade material: HSS(High Speed Steel);Hardness: HRC 63-65°.Size and Packed: 13"x15/32"x1/16",3pcs in a Plastic box