Original 1972 Oil and Gas trade vintage catalog for GAMMALOY LTD.  Main office and plant were located at 3250 Cherry Avenue, Long Beach, CA.

Manufacturers of Oilfield Equipment.

Products include GAMMALOY Non-Magnetic Survey Drill Collars, which is fully featured.

Gammaloy, LTD, a service organization specializing in tool sales and rentals, are domestic distributors of Gammaloy non magnetic survey drill collars manufactured by National Supply Division, Armco Steel Corporation. Since the introduction of the Gammaloy Drill Collars in 1946, National has continuously improved this product. The present drill collar is known as 'Super Gammaloy', a patented material, having a yield strength of over 100,000 psi. These collars are manufactured in a one-piece forging with integral tool joint connections. The total length of the drill collar is permanently non-magnetic. By eliminating the two-foot steel subs and holding to the same standard lengths, obviously, the 'Super Gammaloy' Drill Collars are more effective at higher angles, stronger overall and passes on a saving to the customer.

Has product description, application and specifications provide product details.

Unbound from a large rare 1972-1973 Composite Catalog, this unique old one-page technical brochure would display beautifully matted and framed. A fabulous addition to your retro oilfield petroleum drilling library.