Cut N' Jamb razor knife combines 2 tools in 1. Cut and trim carpet with slotted blade on 1 end, tuck and jamb carpet into gullies with the jammer end. Features blade protector guards, thumb safety guard, and new easy turn knob with bail for quick blade change. Rugged, lightweight, precision die-cast aluminum with baked epoxy enamel finish. Large checkered no slip grip handle. Uses standard slotted blades, stores up to 10 blades in handle. 3 blades included.