Powerful, economical, portable drills. Internally cooled cutters, powerful motors, strong and lightweight design make these ideal for use in the field or on the factory floor. Our annular cutters have a 3/4" Weldon shank that fits most common magnetic drills, including Hougen™, Jancy™, Evolution™, Fein™ and Milwaukee™. Center Pilot Pins are included with all cutters. ID (Stacked) Geometry available.