The cast aluminum back gauge and side guide with measurement scale allows precise paper alignment. Cutting sticks can be turned or changed easily from the outside of the machine. No tools are required. Spindle-guided back gauge with calibrated crank and measurement scale. Patented, lever-activated, fast-action clamp. Precision side guide with measurement scale. High quality, German steel blade. Solid steel blade carrier and adjustable blade guides. Transparent safety cover on rear table. Safety catch (locks blade lever in up position). Blade changing device covers cutting edge of blade. Blade depth adjustment from outside of the machine. Blade and cutting stick can be changed without removing covers.