200 TOP HEAD DRIVE SWIVEL![nhm_catalog_50_1](http://www.northhoustonmachine.com/NHM_2013/wp-content/uploads/2016/09/NHM_catalog_50_1-454x1024.jpg)
Small, durable and lightweight, used on small rigs such as the DR-200 Series Rigs
200 TOP HEAD DRIVE SWIVEL WITH AUTOMATIC BREAKOUT SYSTEM![nhm_catalog_50_2](http://www.northhoustonmachine.com/NHM_2013/wp-content/uploads/2016/09/NHM_catalog_50_2.jpg)
A new, lightweight top head drive to replace a combination of hydraulic motors and gearing.
NOTE: Wedgelock connections covered by N.H.M., Inc. U.S. and foreign patent NO. 5,409,324; 5,588,772; 187552; and P94100AU.