Rolled chrome vanadium steel bodies, drop-forged hardened steel jaws with corrosion-resistant bright nickel coating. The dual material handle design allows the user to apply the greatest force with the minimum amount of effort. The jaw opening and clamping pressure can be adjusted with the knurled head screw, fitted with wire spring to ensure efficient opening of the jaws. The locking mechanism holds the wrench in place once adjusted, leaving both hands free. • Heavy Duty Construction. • New Comfort Grip. • Locks Securly • Quick Release Lever