This thread fitting adapter offers a reliable way for connecting mismatched thread sizes. Its stainless steel construction ensures performance, even in demanding environments. good for faucets, pipes, and hoses, it simplifies installations while maintaining a tight and leak-free connection. Features -Color:Silver -Material:Stainless steel -Size:3.20X2.00X2.00cm/1.26X0.79X0.79in -Seamless thread adaptation: designed for smooth conversion between 17 mm and 20 mm threads, ensuring easy pipe connections -Durable stainless steel: made with durable stainless steel to withstand wear, corrosion, and extreme conditions for reliable performance -Quick installation design: external thread structure allows fast and secure coupling with different pipe sizes, saving time and effort -Accurate size matching: good calibrated to fit a variety of pipe systems, supporting both industrial and domestic water projects -Multifunctional usage: suitable for garden watering, pipe maintenance, pneumatic tools, and other practical applications Package list: 6pcs threaded adapter