XBVV 419 PCS Universal Metric O-Ring Kit，32 Sizes Buna-N 70A Rubber O Ring Assortment Set for Various Car Auto Faucet Plumbing Pressure Washer Air or Gas Sealing Repair Resist Oil and Heat

Good materials: 419 piece metric o-ring bushings are made from commercial grade nbr material with an operating temperature range of -40°f to 248°f. their excellent resistance to high and low temperatures makes them ideal for sealing repairs on thermomechanical, automotive, and faucet piping Multiple sizes: the universal metric o-ring kit includes 32 popular sizes ranging from 3mm, 4.4mm, 5mm, 7mm, 10mm, 11mm, 13mm, 14mm, 16mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23.5mm, 25mm, 26mm, 28mm, 30mm, 31mm, 33mm, 34mm, 36mm, 36mm, 36mm, 36mm, 38mm, 41mm, 44mm, 47mm, 50mm x section: 1.5mm, 2mm, 2.5mm, 3.5mm. almost all your needs can be met Variety of applications: metric o-ring assortment is perfect for sealing diy repairs on faucets, pressure washers, motorcycles, boats, automobile engines, pumps, solenoid valves, gauges, sensors, mechanical bearings, pressure piping, and other fittings Easy to use and store: variety of o-ring kits, 32 sizes of o-rings sequenced in a sturdy plastic storage box, each size comes with detailed labeling sheets for easy use, o-rings are sequenced by size for easy retrieval and storage Quality service: XBVV always provides excellent customer service so you can buy with confidence. If you have any questions about Metric O-Ring Kits, please let us know and we will be happy to serve you