A robust snap-off knife for cutting thick carpets or insulation. The design with rubberised grip makes it suitable for materials demanding more power. Tapered for better visibility, access and control. The knife is made of durable PC-plastic (polycarbonate) with a steel core for added stability. It comes with 4 blades, 1 in the blade rail and the extra 3 in the dispenser that the knife holds. 1 mm thick metal blade rail for additional stability.