6, Locking C-Clamp Regular Jaws, Torque Lock Faster Setup & More Force For Locking Tools, Wide Jaws Provide More Clamping Versatility On Variety Of Shapes & Surfaces, Forged Alloy Steel For Maximum Tool Strength & Durability, Rust Protection Increases Tool Life By Reducing Corrosion, Rust Protection Increases Tool Life By Reducing Corrosion.