Countersink Bit, 2-Flute, Piloted, 82 Degree, 0.125" Pilot, 0.375" Diameter, Threaded

Used to countersink pre-drilled holes in aluminum, steel, fiberglass and plastic. These High Speed Steel, 3-flute countersinks are precision ground and manufactured to the highest standards by Robert Charles Cutting Tools, Ltd. Excellent for portable applications.