Enjoy the durability of the Irwin Quick-Grip Pipe Clamps. These clamps feature an innovative clutch system that eliminates the need for a threaded pipe. The clamps come with larger feet to enhance stability and offer easier accessibility with better clearance between handle and worktop. The Irwin Quick-Grip Pipe Clamps also provide larger clutch plates ensuring an easier release and increased dependability.Features Innovative clutch system Larger feet offer more stability Larger clutch plates allow for easier release Specifications Clamping Force: 1000 lb Material: Steel Type: Pipe Clamp Jaw Width: 0.5" Length: 8.5" Size: 0.5" Throat Depth: 37mm Capacity: 0.5" Application: Tools and Home Improvement Dimensions: 8.5" x 8.6" x 2.2" Quantity: 1