The 314 system starts with Kapro innovative 314 set and match the ultimate layout and marking tool. The 314 allows you to set shelves perfectly with just 1 simple tool, and without taking measurements. To this time- saving tool accessories include a large removable handle for a firm grip on the tool, a removable sliding cutting guide, additional sliders with or without vials, and T-Square head for making easy accurate cuts along the smooth cutting edge. Versatility is the key to this unique product giving it Multi-Purpose applications for jobs at home or work. Applications include setting and aligning shelves, cabinets, mirrors, stencils, and wallpaper, marking and cutting longer lines on walls, wood, drywall, and cardboard.