{Multiple Sizes}:378 pcs bonded sealing washer kits include 12 different inner diameter sizes: φ6(6mm), φ8(8mm), φ10(10mm), φ12(12mm), φ14(14mm), φ16(16mm), φ18(18mm), φ20(20mm), φ22(22mm), φ24(24mm), φ27( 27mm), φ30(30mm), different sizes can meet your various size needs
{High Quality Material}:high quality nbr carbon steel seals have excellent sealing, heat resistance, high pressure and wear resistance, long service life.378 kinds of 12 sizes rubber-metal combination o-ring gaskets containing a variety of commonly used sizes, very easy to use
{Easy to store and use}: 378 pcs bonded sealing washers are stored in a sturdy plastic storage box, with each size labeled with a label sheet and stored in order from smallest to largest. the correct item can be found easily and quickly, saving you the time of hunti