KREG Automaxx® Corner ClampThe Kreg 90 Corner Clamp gives you the helping hand you need to hold 90 corners and joints together securely when you're assembling boxes, drawers, cabinets and cases. Plus, the 90 Corner Clamp leaves both of your hands free to add your fasteners. This handy clamp makes alignment of the project parts easy, while Kreg Automaxx Technology makes clamp operation fast and foolproof it will automatically close with the amount of pressure you have set,