Feature: 1. 419 Rubber Rings: In this kit, there are 419 metric rubber O ring gaskets, providing sealing and preventing leakage for a wide range of applications such as pipeline, mechanical, hydraulic, and pneumatic maintenance.2. High Temperature and Low Temperature Resistance: The working temperature range is from ‑20 ℃ to ‑120 ℃, maintaining good elasticity. It has the advantages of ozone resistance and weather resistance, and is widely used in industries such as machinery, electronics, and hot water. 3. Multiple Sizes: Multiple sizes meet your needs: including 32 most commonly used sizes, from 3mm inner diameter to 50mm inner diameter, which can almost meet all your needs. 4. Widely Applicable: The universal O ring kit is crucial for all workshop and on‑site service engineers. Widely used in pipelines, machinery, faucets, garages, workshops, cars, doors and , electrical appliances, bearings, water pumps, etc. 5. High Tensile Strength: The tensile strength of the O ring is 10 MPa, with strong resistance to tensile deformation. It can become a qualified repair tool and is trustworthy. Specification: Item Type:O Ring Washer Assortment Kit Product Material: Nitrile rubber Fit for American and Japanese standard models, suitable for sealing work in various industrial automotive workshops. Package List: 1 x O Ring Washer Assortment Kit (419pcs in Total)1 x Packaging Box |