O-Ring Kit, 225 Anti-Vibration Rubber Washer 18 Sizes O-Ring Assortment Kit Seal Ring Set, O-Ring Washer Set Kit Assorted Seals (Black)High Quality Materials: Made of high quality rubber, the sealing rings are durable, heat resistant, oil resistant, corrosion resistant and have good elasticity. Different Models: 225 rubber pieces in one package provide you with an economical replacement for a variety of applications, 18 types of seals are available to meet your needs. Professional O-Ring Assortment Kit: Rubber O-Ring Gasket Assembly Kit for Air Conditioning Compressor, O-Ring Set, O-Ring Set Containing Plastic Storage Case for Storage and Carrying. Easy to Sort: These gaskets are stored in a box with 18 grids and the model specifications are clearly marked on each type of gasket, easy to classify and use. Wide Range of Uses: Represents an interesting and inexpensive alternative to home improvement products such as piping, machinery, hydraulic, pneumatic and sanitary repairs, sealing on vehicles or in the garden, workshop, etc. Specification: Material: NBR Rubber (Nitrile Butadiene Rubber) Color: Black Weight: 100g (0.22Ib) Color: Black Style: O-ring Features: 225 pieces of sealing rings with 18 sizes Resistant to heat, mineral and wear oils Good resistance and insulation Great set in a nice storage box Can be used in sanitary area, household, garden, workshop Package includes : 20 pieces - 3 x 1mm 20 pieces - 4 x 1mm 20 pieces - 4.5 x 2mm 20 pieces - 5 x 2mm 20 pieces - 6 x 2mm 20 pieces - 6 x 2.5mm 20 pieces - 6 x 3mm 20 pieces - 7 x 2mm 20 pieces - 8 x 2mm 5 pieces - 9 x 2mm 5 pieces - 10 x 2mm 5 pieces - 12 x 3mm 5 pieces - 13 x 3mm 5 pieces - 14 x 2.5mm 5 pieces - 17 x 2.5mm 5 pieces - 18 x 4mm 5 pieces - 20 x 2mm 5 pieces - 22 x 2mm 1 x plastic container < p>Note: the data is manual measurement, please allow 1-66cm error, due to differences between light and screen, there will be a certain color difference, the specific received in kind prevail.