... control design to combine mechanism and power 4. self-closing button switches, both hands interlock device, automatic reset function,guarantee ... T5 Screw Drivers for changing the Blade and for Blade Micro Adjusting, 2 Knife Removal Screw Handles,Sleeve Set, Hexagonal ... size before cutting and after cutting;5.Manual paper forward, Push button switch, both hand on work locking device, auto reset function, ...