Stitch It Tajima Thread Tension Gauge. Tajima thread tension gauge tool enables embroiderers to measure and adjust top thread tension on both commercial and home machines. The tension gauge is hooked to the top thread from the presser foot and by pulling on the thread the embroiderer can determine the tension the embroidery machine is exerting on the thread. The embroiderer can then adjust top tension until the desired level of embroidery thread tension has been attained.... - Stitch It Tajima Thread Tension Gauge. | 
