Original 1984 Oil and Gas trade vintage catalog for CRISTAL PORFOR S. A. Main office and plant was located at 125 Route de Toulouse, Semeac, France. Diamond Bit Catalogue.

Manufacturers of Rock Digger, rotary bits, side track bit, soft and medium core bits, to name a few. Numerous images, illustrations, descriptions and spec chart provide product details.

Unbound from a large 1984-1984 Composite Catalog of Oil Field Equipment and Services, this unique old eight page technical brochure would display beautifully matted and framed. Nice cover graphics. A fantastic addition to your retro petroleum drilling industry library. Pages are detached and contain a small amount of residual glue on edge.