Cut out construction materials such as drywall easily and precisely with this Olfa pro utility knife. The durable die-cast handle features a non-slip grip for comfortable use. The black blade is 25% sharper than regular blades of the same brand and includes a stainless steel case as well as a solid metal ratchet lock. Finally, this cutter comes with a tethering hole for hands-free carrying. Warranty against any manufacturing defect.