Size M2:5*1 (100pcs) M2.5:5*1 (100pcs) M3:6*1 (100pcs) M4:8*1 (50pcs) M5:10*1 (50pcs) M6:12*1.2 (50pcs) M8:16*1.4 (40pcs) M10 (10pcs) Color: Black Specification: 1.Washers Set: Nylon Washers in Various Sizes M2, M2.5, M3, M4, M5, M6, M8, M10 are suitable for screws / bolts which are widely used in the industrial field to meet your various needs. 2.Washer range are made of durable nylon, good toughness, abrasion resistance, insulation, environmentally friendly materials. 3.Good workmanship: The insulated washers have a stable performance and are insensitive to air, water and temperature. Flat washers are mainly used to relieve pressure and reduce friction. 4.Plastic storage box: pre-classified for quick identification and protection against loss. Very convenient to use. 5.Wide Uses: Perfect for electrical connections on household and commercial appliances, automotive and marine applications, such as workshops, industrial maintenance, automobiles, doors, windows, appliances, warehouses, pumps, drain plugs. includes: 500pcs XWasher