Specification Brand : QIEIEI BulletPoint1 : Our 225piece O Rings Assortment provide selection of rubber washers in 18size,for quick repairs and maintenance tasks. BulletPoint2 : These assorted o rings crafted outstanding rubber with good air tightness and highly temperature resistance,which is oil resistant,wear resistant for long lastings use. BulletPoint3 : Soft and flexible rubber seal o rings,just clip it on,easy to use.Rubber o-rings can metal-to-metal thereby protecting wiring,cable running through firewalls,metal panel,and so on. BulletPoint4 : These rubber o-rings washers is packed in a divideds and labeleds storage box,you can save your efforts to find and choose the size,which is convenient for your storage and picking.Wide Applications: Widely used as sealing rings and washers for the connectors of hydraulic machines,pipelines,Suitable for plumbing,auto repair,garage,workshop,automobile,door,window,appliances,pulley, BulletPoint5 : You will receive a total of 225pieces of rubber o-rings in 18 commonly used size,the sufficient quantity is enough to meet your long-terms use and meet a variety of tasks.The hydraulic seal is delicate,fine and rigorously functional. Color : Black ExternallyAssignedProductIdentifier : 7648370308444 ItemName : QIEIEI Pack of 225 Black Rubber O Rings Assortment Set Gaskets Sealing Rings 18 Size Washer Gaskets for Plumbing Auto Repair ItemTypeKeyword : hobby-rc-vehicle-engine-gaskets Manufacturer : QIEIEI Material : Rubber NumberOfItems : 200 PartNumber : QIEIEI ProductDescription : Features: Our 225piece O Rings Assortment provide selection of rubber washers in 18size,for quick repairs and maintenance tasks. These assorted o rings crafted outstanding rubber with good air tightness and highly temperature resistance,which is oil resistant,wear resistant for long lastings use. Soft and flexible rubber seal o rings,just clip it on,easy to use.Rubber o-rings can metal-to-metal thereby protecting wiring,cable running through firewalls,metal panel,and so on. These rubber o-rings washers is packed in a divideds and labeleds storage box,you can save your efforts to find and choose the size,which is convenient for your storage and picking.Wide Applications: Widely used as sealing rings and washers for the connectors of hydraulic machines,pipelines,Suitable for plumbing,auto repair,garage,workshop,automobile,door,window,appliances,pulley, You will receive a total of 225pieces of rubber o-rings in 18 commonly used size,the sufficient quantity is enough to meet your long-terms use and meet a variety of tasks.The hydraulic seal is delicate,fine and rigorously functional. Specifications: Component:Rubber 1pack includes 3x1mm 20pcs,4x1mm 20pc,4.5x2mm 20pc,5×2mm 20pc,6X2mm 20pc,6×2.5mm 20pc,6x3mm 20pc,7x2mm 20pc,8x2mm 20pc,9x2 5mm 5pc,10×2mm 5pc,11x2mm 5pc,13×3mm 5pc,14×2.5mm 5pc,17×2.5mm 5pc,18x4mm 5pc,20×2mm 5pc,22x2mm 5pc, Note: Please allow 1-2cm errors due to manual measurement,please make sure that you donot mind befores you order. Package includes: 20pc 3x1mm 20pc 4x1mm 20pc 4.5x2mm 20pc 5×2mm 20pc 6X2mm 20pc 6×2.5mm 20pc 6x3mm 20pc 7x2mm 20pc 8x2mm 5pc 9x2mm 5pc 10×2mm 5pc 11x2mm 5pc 13×3mm 5pc 14×2.5mm 5pc 17×2.5mm 5pc 18x4mm 5pc 20×2mm 5pc 22x2mm