The FLEX-HN STD GB 4-1/8 180SC from Field Tool Supply is a versatile grinding tool designed for high-performance applications. With a 4-1/8 inch diameter and a grit rating of 180, this grinding wheel is perfect for achieving smooth finishes on various materials. Constructed with high-quality abrasives, it ensures durability and consistent performance. This tool is ideal for metalworking, woodworking, and other fabrication tasks, making it an essential addition to any workshop. Compatible with standard grinding machines, it meets industry standards for safety and efficiency.