Porter Cable 43437PC 1/2-Inch Hinge Mortising Bit
The Porter Cable 43437PC 1/2" Hinge Mortising Bit, two flute, is designed for stock removal, dados, rabbets, hinge butt mortising. Specifications: Cut Capacity - Width 1/2 ", Flute Length 9/16", Shank Diameters 1/4", Overall Length 2-5/16 ".