The Hultafors SRP 18A Auto Lock Snap-Off Knife has an ergonomic rubberised grip. Its symmetric design allows for both right and left-handed usage. Tapered for better visibility, access and control. Made of durable plastic with a steel core and a 1mm (0.039in) thick metal blade rail for greater stability. Additionally, the knife can hold a dispenser with 3 spare blades. Ideal for all-round use such as cutting drywall, insulation and wood.