Built to optimally accommodate the H.B. Scalpel blades, the Hollow Bone boasts Ultra sharp and durable construction. Made from strong, lightweight grade 5 titanium, frequent in medical and aerospace industries, and featuring a partial carbon fiber handle for ideal grip, this blade knife system is compact yet rugged. Compatible with size 60 and 22 scalpel blades, it is ideal for boning and skinning, with the capability to manage EDC and camping tasks. Includes 5 H.B. Scalpel Blades in a Tyto Blade Box. The overall lenght of this knife 7.0” (with blade installed) and only weighs 0.8 oz. The knife from Tyto is the perfect ultra-light backcountry knife!