The desktop stack paper cutter is equipped with a machined all steel side gauge with 1/32” resolution measurements and rail-based all steel back support arm. The back support arm can easily be flipped up to accommodate larger and longer documents. It also comes with an all steel base protected with scratch resistant coating. The maximum cutting width of this model is 12.2inch and the thickness capacity is 500 sheets of 70G bond papers. Parameter: Operation Way: Manual Maximum Cutting Width: 12.2inch/310mm Cutting Thickness: 0.02 -1.58 (0.5-40mm) 500Sheets 70G(20Lb) Paper Cutter Size: 20*16*9inch/520*400*230mm Material: steel Net Weight: 31LB/14kg Color: Black and white (shipped in random) Feature: 1.maximum cutting width is 12.2inch(310mm) 2.The thickness capacity is 500 sheets of 70G bond papers. 3.All steel base with computer generated dual measures (standard inches and metrics). 4.Machined steel side gauge with standard measures (1/32inch resolution) 5.Protected with scratch resistant coating. 6.Automatic safety blade lock prevents cutting until released. 7.Replaceable and re-sharpen-able blade. Items included: 026411 PreAsion 12inch A4 Paper Trimmer Portable Manual Vinyl Film Paper Cutter