Marshalltown Carpet Row cutterAdjustable throat opening for precision cuts on various thicknesses of carpet Dual blade design for cutting closer to the yarn edge for cleaner seams Base allows for cutting over top of other carpet by protecting material underneath Knurled knobs allow for tool less blade replacement and tool adjustment Features UNSPSC 72152500 Type Row cutter Handle Type Plastic Warranty Limited lifetime CA Residents: Prop 65 Warning(s) Yes