IRWIN Quick-Grip 1-Handed Medium-Duty Bar Clamp/Spreader (12 Inch), 1964718

Patented Locking Swivel Jaw Conforms To Uneven Work Surfaces I-beam Bar Provides Maximum Durability & Supports Added Pressure 300 Lbs. Sustained Clamping Force Quick-change Screw Allows For Easy Conversion To Spreader High-tech Resin Construction 1-handed Quick-release Trigger Allows For Fast & Easy Positioning 12 In. Capacity