drive chuck

drive chuck

[drīv ‚chək]
(mechanical engineering)
A mechanism at the lower end of a diamond-drill drive rod on the swivel head by means of which the motion of the drive rod can be transmitted to the drill string.
References in periodicals archive ?
This means limiting oversteering the drill rod, using good thread compound every time a joint is connected, and keeping the drive chuck greased and in good condition.
Saver subs protect threads of HDD drill pipe and save wear on the drill unit's drive chuck. The new SaverLok is the most advanced saver sub in the market with a design that is quicker and easier to install compared to other products.
Radius products include every component of an HDD drill string, including drive chucks and sub savers, starter rods and quick connectors, adaptors, swivels, housings, bits and blades, rock tools, backreamers and other parts and accessories.
From mini drills to maxi drills, from drive chucks to backreamers, UTI has virtually everything you need throughout the entire drill string.
From drill pipe to drill bits, drive chucks to bentonite, specialty subs to swivels, replaceable cutter teeth to sonde housings, 24-7 HDD has the parts to keep you up and running.