Premium countersink with three times heavy-duty tungsten carbide brazed inserts for maximum life in challenging materials. Standard 19.05mm Weldon shank for use in all standard magnet drills. A 101013 Morse taper arbor can be used in a pillar drill press or radial drill.
1-1/4" max diameter. 3/4" (19.05mm) Weldon shank to fit all standard magnet drills.