Caframo's BDC stirrers handle high volume/high viscosity stirring as easily as dispersing and homogenizing. Models offering a wide range of speed/torque capabilities. Constant speed. As the stirrer's load increases an internal closed loop feed back circuit directs more current to the stirrer's motor. Two speed ranges. Low speed offers 5 times the torque as the high speed range. Sparkless, fully enclosed brushless DC motor with sealed ball bearings. Adjustable chuck accepting up to 10.1mm shafts. Single hollow stainless spindle. 1/5 HP motor, 150 Watts. Display accuracy. Measurements: 20 x 9.5 x 23" or 8 x 3.75 x 9".