Precision meets performance with this Hertel Solid Carbide Countersink. Featuring a 3/8" head diameter and 100° included angle, this single-flute countersink delivers clean, accurate chamfers for flush screw heads in your woodworking and metalworking projects. The 1/4" straight shank fits standard collets and tool holders, while the right-hand cut design ensures smooth operation with conventional drilling equipment. Crafted from durable solid carbide with a bright, uncoated finish, this tool maintains its sharp edge through multiple applications. With a 2" overall length, this countersink provides excellent reach and visibility during operation. The single-end design focuses cutting power where you need it most, creating professional-looking countersunk holes with minimal effort. Ideal for cabinetry, furniture making, and general fabrication work where precise screw head seating is essential.