The Roberts cut and jam carpet knife features a unique dual function design, use the blade end to cut carpet and the specially designed end tip to jam carpet into gullies. A great choice for do-it-yourself carpet installers.Patented, unique dual function design, use one end to cut carpet and the other to jam carpet into gulliesFeatures an easy open knob with bail, safety thumb and blade guardsCheckered handle for a slip-resistant gripRugged lightweight precision die cast aluminumHandle stores up to 10 additional heavy-duty slotted blades