SK-504 8 Pt. Steel Track Snap Utility Knife

Easily slide and lock the blade to desired height and flexibility. Sturdy, plastic and steel construction with an automatic lock. Once blade is dull, simply apply pressure on the line to “snap” off the current blade, leaving a new sharp edge to work with. Includes 3 SKB-21 8 Pt. Snap Blades (KN220).