Titanium Bonded blades are 3x harder than Stainless Steel and stay sharper, longer. The heavy duty, oversized blades resist corrosion & adhesives. Top blade is micro-serrated for true "grip & cut" performance. Glass filled nylon, ergonomic handles are spring assisted to reduce fatigue. The internal spring won’t break or need to be replaced. They also feature an internal locking mechanism, integrated wire cutter and one handed operation. Measures 8”.