This hand operated yarn winder is perfect for making pull thread balls up to 4 ounces without requiring any cones or tubes. This unique winder uses an in line bobbin with a moving yarn guide and a removable table clamp, giving the winder total control and a very smooth winding motion. Winder measures 5-1/2 by 8x3-3/4-inch and clamps onto surfaces up to 1-1/2-inch thick. Imported.