The Spring Lock Coil Split Washers are high quality, zinc plated fasteners suitable for M2, M2.5, M3, M4, M5, M6, M8, M10, and M12 metric bolts. These split spring washers are designed for industrial use and come in a variety of pack sizes from 1 to 100 pieces. With varying hole sizes to suit different applications, these reliable and durable spring washers provide a secure grip and stability for your fastening needs.