The coil winder provides both manual and automatic winding options to produce neat, evenly wound coils or yarn balls. It features a hand crank on the right side for manual winding and an electric motor winding option for automatic, even layers with consistent tension. - Operator controls: Manual winding with a hand crank on the right side; optional electric motor winding to automatically wind coils in even layers with stable tension. - High quality: Built from heavy-duty iron, steel and plastic for durability and long service life. Requires minimal assembly and can be attached to any table or countertop without leaving damage. - Save time: Winds loose yarn into neat, well-formed balls by turning the crank. Easy to operate and capable of producing a well-formed ball in minutes. - Easy to use: Gear transmission with a counting pointer or electronic counter. Suitable for manual winding of small coils and winding tapes. Use scenarios: - Knitters and crafters winding yarn into ready-to-use balls for knitting or crochet projects. - Hobbyists and makers winding small coils or tapes for electronics, models, or crafts. - Workshops or classrooms organizing and bundling small coils or tape for storage and inventory.