With the Facom 229.TT3 conical countersink bit, you sink screw heads flush and neat into metal, wood, or plastic. Its 90° angle ensures a clean, uniform seat for countersunk fasteners on any workpiece surface. Crafted from durable hss steel with 3 sharp cutting edges, it delivers smooth material removal and dependable deburring around drilled holes. Featuring a maximum countersinking diameter of 16.5 mm and a sturdy 10 mm shank, it clamps securely in standard chucks for precise and stable machining in your workshop.