BOBBIN WINDER for sewing machine bobbins winding threads use come with a winding machine and 25pcs extra plastic bobbins for storage and backup, the paper instruction manual and the video on the web will help you to operate this bobbin winder with no time HOME USE bobbin winder will make the bobbin winding job easy completed, the bobbin winding machine consists of spindle for thread spool fix; three rods for bobbin storage; thread tension disk for adjusting the winding tightness, and the box with handle will be easy to carry EASY TO OPERATE this bobbin winder machine, just place one spool of thread to the spindle and through the hole on the machine and round it to the tension disk, then draw the thread through the hole one the plastic bobbin and attach the bobbin, press the button to start winding ATTENTION when you wind the bobbins, make sure only when the thread is correctly between the upper and lower disk of thread tension screw then you can adjust the tightness of thread bobbins, the bobbin wider will stop automatically when the bobbin is full CONTACT US if you meet problems of this bobbin winder with plastic bobbin kit, we will offer you the most professional customer service, and if you feel not satisfied with this product, a free return service is guaranteed for our customers