Description: 【Versatility】: Empty Spool is compatible with a wide range of wires, including copper wire, steel wire, fishing line, braided line, cable winding, copper foil, aluminum foil, and various insulation materials 【Durability】: Bobbin Empty Spool is constructed from plastic material to ensure long term performance and extended service life for cable reels 【Convenience】: Lightweight design makes it easy to carry and transport for both professional and personal use 【Efficient Cable Management】: Featuring an easy to grip center hole, this Thread Reel allows for smooth winding motion, keeping wires neatly in place after winding and storage. It helps eliminate cable clutter quickly and efficiently 【Dimensions】: Measures 18cm/7.09inch outer diameter, 7.73cm/3.04inch inner diameter, 10.5cm/4.13inch height; includes 1 empty spool per package Package Includes: 1 Empty Spool Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.