The COMB DRL&CTSK HS 8.00X20.00PL from Field Tool Supply is a high-speed steel combination drill and countersink designed for precision drilling and countersinking in various materials. With a length of 20 inches and a diameter of 8 inches, this tool is ideal for heavy-duty applications. It features a durable high-speed steel construction that ensures longevity and resistance to wear. The tool is compatible with standard drill chucks and is suitable for use in both industrial and commercial settings. Its design allows for efficient chip removal, enhancing performance and reducing downtime.