This product is a hose coupler, made of solid materials, safe and durable. It can serve you for a long time without being easily . The product is an excellent hose coupler that can bring you more convenience, allowing you to have a more comfortable experience. Features -Color:Silver -Material:Stainless steel -Size:3.90X2.50X2.50cm/1.53X0.98X0.98in -Made of durable stainless steel material for rust and wear resistance. -Straight external thread design suitable for oil and water . -Suitable for 1/2 inch pipelines, widely used in industrial fields. -The double external thread design for easy installation and disassembly is a highly efficient and user-friendly solution for connecting and disconnecting and tubes. -Excellent craft, carefully down to every detail to give it and beautiful look. Package list: 15 x hose couplers