Vise-Grip 9SP Locking C-Clamps IRWIN locking clamp has wide-opening jaws for greater versatility in clamping a variety of shapes Locking clamp uses a turn screw to adjust pressure and fit work; stays adjusted for repetitive use Locking clamp is constructed of heat-treated alloy steel for maximum toughness and durability Classic trigger release designed to provide maximum locking force 4-1/2-inch jaw capacity 9" 4 1/2" jaw opening, 4 3/4" throat depth Wide opening jaws provide greater versatility in clamping a wide variety of shapes Jaws flex, requiring less adjustment Adjusting screw for changing jaw opening and pressure Guarded release for quick openings and repositioning <a href="https://www.amazon.com/b?node=14770868011"> International products </a> have <a href="https://www.amazon.com/gp/help/customer/display.html/ref=nav_cs_help?ie=UTF8&nodeId=202045290"> separate terms, </a> are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. Manufacturer warranty may not apply <a href="https://www.amazon.com/b?node=14770868011">Learn more</a> about Amazon Global Store.