JSC NGT company offers a wide range of PDM's for drilling to customers. For convenience of the catalogue use, please, see below the PDM designation description:

DR-106.NGT.5/6.53.M1
	Positive displacement motor modification number Length of stator rubber lining, dm Power section lobe configuration Standard size, producer designation Designation of PDM where:
	D	- positive displacement motor,
	DO	- downhole motor-whipstock with fixed bend angle,
	DR	- downhole motor-whipstock with adjustable housing