DRILL STRING

DUPLEXES AND FLANGE ADAPTERS

GMS has the capability to design and manufacture any Duplex
or Flange Adapter you may need, regardless of drilling equipment. With on site engineering support, tooling can be designed, drawn, manufactured, and delivered within days.

CROSSOVER SUBS

GMS can quickly manufacture any length and diameter drill string component, to crossover to and from all standard pipe thread pins and boxes.

DRILL RODS

Capable of manufacturing drill rods from 3 1/2” up to 20” OD. Threading capabilities range from 2 3/8” up to 8 5/8” API Regular, IF, and Beco threads, as well as hex end connectors.

SHOCK ABSORBERS

Keep your drill rig operational for years by minimizing wear and tear on your equipment with high quality shock absorbers.

DTH HAMMERS

We offer a wide range of down the hole hammers, which are designed for peak performance in all rock drilling applications.

UNDER REAMERS

GMS provides Under Reamers from several manufacturers to suit any drilling situation. With wings that lock in place and are easily retractable, Under Reamers provide an excellent method to drill straight, full diameter holes through any geotechnical formation.

RING BITS

Down the hole drilling system, consisting of a single use rotary casing ring bit, and a locking drill bit. This system enables an easy, fast, and reliable drilling process in all conditions.