The Hultafors SFRP 18A Auto-Lock Snap-Off Knife has an ergonomic, rubberised grip. Tapered knife tip with an extended front of blade rail for better stability, access and visibility. The bent tail fin efficiently tucks carpets or opens cans. Made from durable PC-plastic (polycarbonate) with a steel core for added stability. It also has a 1mm (0.039in) thick, metal blade rail for additional stability. Additionally, the knife can hold a dispenser with 3 spare blades. Suitable for all-round use such as cutting plasterboard, insulation, aqua panel and wood.