Suresales corporation supplies a wide range of couplings manufactured by gerwah gmbh, germany, a company founded in 1980. Gerwah line of companies is leaders of manufacturing and designing of zero-backlash flexible couplings and torque limiters for machine tool and automation markets. These servo insert couplings from gerwah gmbh are available with salient features like backlash-free torque transfer, torsionally elastic damping, and universal misalignment capacity. The other products available in india from gerwah companies are metal bellow couplings, miniature couplings, safety couplings, permanent magnetic clutches, locking elements, shrink discs, locking assemblies.