This round coupling nut kit is designed for connecting or extending purposes. Good for DIY projects, such as lamp decor, toy model shafts, doorplates, billboards, and posters. Suitable for use in a variety of settings, including homes, workshops, and classrooms.

Specification
Material: Carbon Steel
Thread Size: M4
Thread Tube Size: 4.8mmx50mm / 0.2 inch x2 inch (Outer Dia.x Length)
Fully Threaded Rod Length: 20mm / 0.79 inch
Screw Length: 12mm / 0.47 inch
Packing List: 1 x Coupling Nuts Kit(Included 10pcs coupling nuts, 10pcs threaded rod, 20pcs screws)

Advantage
Made of carbon steel material for durability and wear resistance. At the same time, it comes with screws and fully threaded rods for easy installation. The combination of a thread interior and precise thread design enhances fastening capabilities, ensuring optimal contact with objects, and significantly improving retention strength for secure and reliable connections.

Instruction
These coupling nuts are easy to install and can be securely tightened using your hands, effectively joining together the parts.

Note
Ensure that the tubes are securely fastened in place to avoid accidents.