Model Number:Health Gear5osm18pigq-1 Colour:600pcs Product Dimensions:22.7 x 11.2 x 3.8 cm; 170 Grams Material:Alloy Steel Item Weight:170 g Features:- 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.- Excellent elasticity, wear resistance, corrosion resistance, heat resistance, mechanical strength, insulation and mechanical formability.- Widely used as sealing rings and washer for the connectors in the hydraulic machinery, pipelines and etc.Specification:Material: Red steel paperSize(outer dia.*inner dia.*thickness) & Quantity:10*5.5*0.8mm 160pcs12*6.5*0.8mm 100pcs16*8*0.8mm 60pcs16*10*0.8mm 80pcs19*12*0.8mm 40pcs20*12*0.8mm 40pcs22.5*14*0.8mm 20pcs22*16*0.8mm 30pcs25.4*17.5*0.8mm 15pcs27*20*0.8mm 20pcs32*22*0.8mm 20pcs32*24*0.8mm 15pcsWeight: 180g / 6.3oz (approx.)Package list:1 x Red Steel Paper Fiber Flat Washers Assortment Kit About this item [Excellent Performance]: Made of premium material, these fiber flat washers have good insulation performance, excellent elasticity, wear resistance, corrosion resistance, heat resistance, mechanical strength, insulation properties and mechanical forming properties [Different Size]: There are many different sizes of flat washers in this set that can meet your various needs, which has wide usage, such as drywall, fencing, mounting fixtures and sheet metal [Convenient to Use]: All washers are well packed in a plastic box for convenient storage.; 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 [Purpose]: Widely used as sealing rings and washer for the connectors in the hydraulic machinery, pipelines and etc [600pcs Red Steel Paper Washers Assortment Kit]: If you have any question about this item, please feel free to contact us, we will help you within 24 hours [Excellent Performance] [Different Size] [Convenient to Use] [Purpose] [600pcs Red Steel Paper Washers Assortment Kit]