QCM 8700M Desktop Stack Paper Cutter portable size with 360 sheets capacity, 17-3/8 cutting width; solid steel blade carrier with needle bearing joints and high-speed steel blade; cast steel base with measuring grids; accurate steel side gauge with measuring scale, precise aluminum back gauge with nylon tip brass locking knob; automatic safety blade lock prevent cutting until released; all metal positive paper clamp; easy blade replacement; non-skid feet.