The Vx features dual cylinders and has a larger jaw opening. Features include an extreme-tensile strength alloy steel structure. FEATURES Durable and lightweight body made of high-strength and abrasion-resistant cast steel High-speed valve of high capacity for quick and efficient work Large jaw opening Wedge-shaped jaws ensure a tight grip on the material and prevents from slipping away Replaceable steel blades provides strong cutting force Piston rod fully closed and protected