Features: Made from rubber, these Hydraulic Oil Service Plugs offer good durability and flexibility. Designed to prevent drips and leaks efficiently by securely sealing unused or open hoses, maintaining the integrity of your hydraulic systems. Specially designed to fit a wide ranges of oil hoses, these hydraulic service plugs are ideal for various applications and hose sizes. The innovative design allows for quick installation and removal. Simply push the Stopper to achieve a secure, leakproof fit. These Stopper are great for use in hydraulic systems, machinery, automotive repairs, and various projects. They effectively prevent drips and leaks, keeping work areas clean and organized. Specifications: Component: ABS Set Type: 8Pcs/17Pcs/35Pcs Large size: about 4.8x13.8cm/1.89x5.43inch mediums size: about 2.6x6.83cm/1.02x2.69inch Small size: about 1.2x5.5cm/0.47x2.17inch Package Includes: 8Pcs/17Pcs/35Pcs Hydraulic Oil Service Plugs note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.