Cinnvoice 20 Pack 3/4 in Galvanized Malleable Iron Pipe Coupling, Internal Thread Pipe Joint for DIY Furniture, Plumbing, Gas Lines & Industrial Projects

["Size and Specification Description: the package contains 20 pipe fittings, which are claimed to be compatible with 3/4 inch pipes; The actual inner diameter is approximately 2.5 cm/ 1.0 inch, the overall height is 3.8 cm/ 1.5 inch, and the total width is 3.5 cm/ 1.4 inch; Please confirm the dimensions before purchasing","Material and Process: the pipe coupling is made of malleable cast iron and treated in accordance with the standard hot-dip galvanizing process; It has high structural strength, can withstand humid environments, is not prone to rust and turbidity, and extends the service life of the product","Connection Design: the galvanized pipe fitting features an internal thread structure at both ends, allowing for a straight connection of two external thread pipes of the same nominal size; It enables easy pipe extension and helps you build structures of any size required for your DIY projects","Suitable for DIY: this pipe joint is ideal for all kinds of home soft furnishings DIY projects and can be applied to create furniture, shelves, shower curtain rods and other home decoration items in industrial style, retro style and steampunk style","Easy Installation: the 3/4 galvanized pipe standard threaded interface can be assembled without special tools; Just wipe off the factory residue before installation and it can be applied; When paired with black steel pipes, it can create a unique visual effect"]