Designed to cut drywall simultaneously from both sides It provides excellent cutting precision and reduced working time It has two 10 mm trapezoidal cutting blades and two guide handles. • easy cutting depth adjustment • maximum depth of cut: 600 mm • maximum thickness of cut board: 18 mm Spare blades included Directions for use: Put the cutter on the plate to be processed so that the arms with blades are on opposite sides of the plate Set the desired depth of cut Sliding in a smooth motion, cut the plate on both sides simultaneously.