The Divertech Model 3000-12 by Washington Rotating Control Heads Inc. is adaptable to mount most top head drive rigs with rig tables that are connected to the rig's mast.
Rauch Manufacturing Inc. offers the 512B-Air Spinner, which makes a trip in one-third of the time required to use a chain tog and reduces idle time for the drill.
The GeoVISION Jr. On-screen-display (OSD) by Marks Products Inc. is standard with the company's Color Model 2 Jr. system and is offered as an available option for the Black/White and older Color Jr. systems.