cma is a valencian company, set up in the late eighties. in 1990 it started to build hydraulic and pneumatic threading machines which were exhibited at the bilbao machine-tool biennial that same year. since that time it has developed a wide range of machines with over 20 different models adapting to each different customer's threading needs. it now has modern installations built in 1997 in alzira, the chief town in the ribera county, 35 km to the south of the city of valencia, with ideal access possibilities by land air and sea. it designs, builds and markets its machines to offer a quality well-finished product, as well as providing personal attention in its day-to-day work and a fast response to its customers' demands.