With a 3-head interchangeable system. A ONE-HANDED DUBBING-LOOP TOOL & HAIR SPINNER. Spin course dubbing with ease. Spin deer hair perfectly the first time, then wrap and trim for hopper-heads etc. Simply hold it by its 3-1/2" long knurled metal handle, and spin the brass housing with your thumb. The long-handle makes it easy to wrap material onto hook. OR, hold while your True-Rotary Vise does it for you.