Sold and Priced as a set of four (4) - Blades are made of heavy-duty steel to exacting specifications. Each blade is designed for longer life and greater performance. Fits: Stone T-46 (34580) Allen 346 (AEC-618F), Allen 446 (AEC-618F) Bartell B346/B446 (TA410) Marshalltown 44-3-3 - Marshalltown Equivalent Sku 17344 Part # M6095