MAKITA DPJ180Z - 18V Cordless Biscuit JoinerAnti restart feature prevents accidental start up of tool during battery changing when the switch is locked in the on position, Electronic current limiter with warning light prevents motor burnout caused by overloading, Depth adjustment knob enables quick adjustment for, 0,, 10 and, 20 biscuits, Rack and pinion angle guide enables precise adjustment of fence, Cast aluminum adjustable fence with positive stops at 0, 45 and 90 Features Anti restart