Features: <br>Made of high quality nylon material, these flat washers have long service. <br> <br>Flat washers can spread a load, and prevent damage to the surface being fixed, and prevent leakage. <br>They can be used as a spacer, wear pad, pre-load indicating device, locking device, and to reduce vibration. <br> <br>Flat washer is applied when the hole is a larger diameter than the fixing nut. There are many different sizes in this set. <br>Each set contains many flat washers that can be used for a long time, so you don't have to run to hardware store looking for washers for quite a while. <br> <br> <br>Specification: <br>Material: Nylon <br>Color: Black, White (Optional) <br>Size & Quantity: <br>M2 100PCS <br>M2.5 100PCS <br>M3 100PCS <br>M4 100PCS <br>M5 50PCS <br>M6 50PCS <br>Weight: 58g / 2oz(approx.) <br> <br> <br>Package list: <br>1 box * Washers<br>1、Made of high quality nylon material, these flat washers have long service. <br>2、Flat washers can spread a load, and prevent damage to the surface being fixed, and prevent leakage. <br>3、They can be used as a spacer, wear pad, pre-load indicating device, locking device, and to reduce vibration. <br>4、Flat washer is applied when the hole is a larger diameter than the fixing nut. There are many different sizes in this set. <br>5、Each set contains many flat washers that can be used for a long time, so you don't have to run to hardware store looking for washers for quite a while.