Features Premium Durable Fiber Material: Our Red Steel Paper Fiber Gasket Combo Kit Is Made Of Premium Material, Ensuring Superior Durability And Long-lasting Performance. Each Gasket In The Steel Fiber Paper Kit Is Carefully Crafted To Provide You With Insulation And Prevent Conduction Of Electricity. 14 VARIOUS SIZES: Our kit contains 150 pieces and 14 different sizes, providing a variety of options to meet your various repair and DIY needs. Whether you're working on electronics, appliances, or other projects, you'll always have the right size washing machine on hand to get the job done efficiently. Convenient storage plastic box: We consider the convenience of organization when users use it, all washers in the Flat Insulation Washer set are neatly packaged in a sturdy plastic box, ensuring you can easily access it and arrange it in an orderly manner, saving work time. 150 PIECE LASTING USE: Since all Red Steel Paper Fiber Washer Assorted washers are included in a 150 piece quantity, you don't have to worry about running out any time soon. Our product range provides enough washers to eliminate the need for frequent trips to the store, saving you time and money. Wide Applications: Our insulating gasket combo kits are suitable for a variety of applications, including electrical repair, automotive repair, plumbing installation and more. The flat design of these washers allows for a secure tightening and provides a reliable seal, ensuring you achieve optimal performance on any project. Features: 100% brand new and high quality. Made of premium material, these washers have good insulation performance. There are many different sizes in this set that can meet your various needs. Each set contains many washers that can be used for a long time, so you don't have to run to store looking for washers for quite a while. All washers are well packed in a plastic box for convenient storage. Specification: Material: Red steel paper Size(outer dia.*inner dia.*thickness) & Quantity: 10*5*1mm   10pcs 10*6*1mm   10pcs 10*7*1mm   10pcs 12*8*1mm   10pcs 12*10*1mm   10pcs 14*10*1mm   10pcs 17*10*1mm   10pcs 18*14*1mm   10pcs 20*14*1mm   10pcs 20*15*1mm   10pcs 22*16*1mm   10pcs 24*16*1mm   10pcs 24*18*1mm   10pcs 20*12*1mm   20pcs Weight: 113g / 4oz (approx.) Package list: 1 box * Washers Package List