1-Straight Drilling Motor&Adjustable Drilling Motor 2-FBHfixed bend housingABHadjustable bend housing0-3,° 3-WBM&OBM drilling environment 4-120,, regular temperature and 150,, high temperature drilling motor 5-Even Wall Thickness Mud Motor 6-NBR rubber&NBR-HR Stator Rubber Technology 7-bypass valve&top sub connection 8-different stator/rotor lobes:5:6 7:8 9:10 9-Chroming and tungsten carbide rotor coating 10-Ball Type Universal Shaft and Petal Type and Titanium Shaft 11-Thrust Bearing and Radial Bearing Parts 12-Integrated Type stabilizer and Sleeve type stabilizers 13-Drilling Motor for directional drilling service, horizontal drilling service, geothermal drilling service, HDD drilling service and Trenchless Drilling 14-Hot Selling Drilling Motor Size 4 3/4,?, 61/2,?, 6 3/4,?, 7 3/4,?, 8,, 9 5/8,?, 11 1/4,?, 15-Small size drilling motor for coil tubing: 1 11/16,, 2 1/8,?, 2 7/8,?, 3 1/8,?, 3 3/8,?, 3 3/4,