Material: Made of 304 stainless steel material, which is corrosion-resistant and oxidation-resistant, ensuring that the spacers can withstand pressure and tension without deformation or breakage. The pickling passivation surface treatment gives the flat washers a clean, beautiful and shiny finish.Design: Their ultra-thin design makes them suitable for use in tight spaces, and their premium construction ensures they can withstand heavy loads.Features: Flat washers can be used with any standard M3 screws or bolts and help distribute the load evenly and prevent damage to surfaces.Applications: These flat washers are versatile and can be used in a variety of applications, including electrical, mechanical, automotive, aerospace, and construction, to provide spacing and support, prevent corrosion, and reduce vibration.Specification:Material: 304 Stainless SteelSurface Treatment: Pickling PassivationFits Screw/Bolt Size: M3Total Size: 3 x 6 x 0.2mm / 0.12" x 0.24" x 0.008"(Inner Dia*Outer Dia*T)Package Content: 20pcs x 304 Stainless Steel Flat Washers