JET 708580, Benchtop Mortise Machine, 1/2 Inch Capacity, 1/2HP, 1725 RPM is Ideal for professional furniture makers as well as for home woodworkers, Jets affordable 708580 JBM-5 benchtop mortiser features a 1/2-horsepower induction motor and is designed to take up to 1/2 Inch chisel bits.