Drill and countersink in a single operation with the Phantom 16.300 hss subland drill bit. Eliminating the need for tool changes, it simultaneously produces a 9 mm clearance hole and a 90° chamfer up to 17.2 mm. This delivers an accurate medium-fit seat for M8 fasteners in steel, cast iron, and non-ferrous metals. The robust MK2 Morse taper shank ensures a rigid, slip-free connection in your drill press or milling machine spindle. Crafted from durable HSS, this step drill provides exceptional concentricity and dependable tool life for high-efficiency batch production.
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