Lee double cavity mold produces a 0.501 inches diameter 440 grain round nose bullet suitable for a cartridge like 500 S&W. Handles included. Features: Lee mold blocks are made from aluminum because of the exceptional molding qualities Mold cavities are CNC - machined for unmatched roundness and size control Most bullets from lee molds can be used as cast without sizing Trochoidal venting - unique venting on the mold face and sprue plate mating surface allows consistent and effortless fill out Round with flat shape