Automaxx Bench Klamps from Kreg make bench top clamping faster and easier than ever. These clamps feature new technology that adjusts the clamps automatically, eliminating the need to readjust the clamp for every change in material thickness. Just squeeze the padded handles and the clamp locks the material in place on the bench top, no matter the thickness. Features: * Auto Adjust technology maintains consistent clamping pressure * Heavy-duty all-metal construction ensures strength and durability * Automatically adjust to any thickness * Tremendous clamping force that"s easy to regulate * 6-inch reach * Clamps materials up to 4-1/4-inch thick What"s In The Box: * Kreg KKS1140 Automaxx 6-Inch Bench Klamp