7 Machine parts, namely, tool bits for machines and end mills; corrosion-resistant and wear-resistant machine components, namely, tool bits for machines, end mills, taps for use with metal forming machines, cutting and rolling dies for use with metal working machines, die heads for use with metal working machines, chasers for use with metal working machines, hobs for use with metal working machines, crushing rollers for use with metal working machines, and milling cutters for use with metal working machines; cutting bodies as machine parts, namely, tool bits for machines, end mills, taps, and cutting and rolling dies all for use with metal working machines, die heads for use with metal working machines, chasers for use with metal working machines, hobs for use with metal working machines, and crushing rollers for use with metal working machines