Key features

• •🥇【Gelisen Combination】NBR O Ring Kit Outer diameterΦ4-Φ18 Thickness 1.0mm Total 15 sizes 240 Pieces, different sizes and enough quantities can meet your different daily needs.
• •🥇【Wide Application】Gelisen NBR O-Ring Kit is suitable for sealing and repairing faucets, pipes, high-pressure washers, hose nozzles, sinks, filters, hydraulic oils, automotive engines, kitchen and bathroom water fittings.
• •🥇【High Quality】Nitrile Rubber O-Ring Assortment Kit is made of high-quality commercial-grade black Nitrile with a smooth surface,excellent high and low-temperature resistance,maintaining good elasticity and having the advantages of ozone resistance and weather resistance.
• •🥇【Pocket Box】All Rubber washers are packed in a transparent plastic pocket box for easy carrying.Each o rings rubber size has a specific small space to avoid mixing.
• •🥇【Quality Service】: If you are not satisfied for any reason, please contact us directly, Gelisen offer a replacement or refund. No hassles, no delays.