These seal screw caps are a reliable choice for various applications. The seal screw cap not only adds a vibrant touch but also allows for easy identification. The exceptional sealing performance of these plugs ensures a leak-free operation, and ensuring usage. Features -Color:Yellow -Material:PP, POM -Size:1.90X1.40X1.40cm/0.75X0.55X0.55in -Size:1.90X1.40X1.40cm/0.75X0.55X0.55in -Specification: UNF 1/2-20 , 9/16-18 -These seal screw caps have Exceptional sealing performance for reliable operation. -This seal screw caps set is specifically designed for sealing screw hole on hydraulic systems. -The caps feature a threaded design, providing a secure and reliable seal for screw holes. -The bright color of these plugs makes them easy to recognize from other components in your hydraulic setup. -These caps are manufactured using PP and POM materials to ensure durability and reliability. Package list: 5 x Screw End Caps (UNF 1/2-20) 5 x Screw End Caps (9/16-18)