Feature:1. Made of 304 stainless steel with passivation treatment, good resistance.2. Including 6 different sizes of gasket to meet your different needs.3. Simple to use, only need to put gasket into the screw or bolt, will get better fixing effect.4. Teeth on the outside edge of the washer bite into the screw head and joint for a tight grip.5. Wide application, practical fasteners in the electronics industry.Specification:Condition: 100% Brand NewItem Type: External Tooth Lock WashersMaterial: Stainless SteelColor: As picture shownApplication: Fasteners in the electronics industryPackage List:50 x M2.5 Washers100 x M3 Washers50 x Washers50 x M5 Washers25 x M6 Washers25 x M8 Washers