LA DIAMANTINA is a familiar company with more the 60 years of experience, dedicated to the mine explotation and manufacture of sharpening stones of the highest quality.
Owners of the fields and industrial buildings located in San Rafael, Mendoza, we produce a wide range of sharpening stones and accesories, with strict quality controls and an efficient marketing and business net, all the process is supported by three-generations experience.
LA DIAMANTINA mines out, manufactures and sells excellent sharpening stones, with guarantee of quality for the user.