The 1/4 Flat SAE Washer from Metallics West Inc is designed for heavy-duty applications, ensuring a secure fit and reliable performance. This washer is made from high-quality materials, providing excellent resistance to wear and corrosion. With a jar containing 100 pieces, it is ideal for both professional and DIY projects. The washer's dimensions are compatible with standard 1/4 inch bolts, making it a versatile choice for various fastening needs. Its extra heavy-duty design ensures that it can withstand significant pressure and load, making it suitable for automotive, construction, and industrial applications.