The Robinair 42062 Replacement Cutter Wheel are top quality cutter wheels that are thinner for cleaner cuts with less effort. Its made of high quality shock-resistant tool steel the cutters are also heat treated to resist breakage and last longer. The cutter wheels are available to fit Robinair cutters and can be used as replacements in nearly all other brands. Replacement cutter wheels for Robinair 42071.