Features ADJUSTABLE DRILLING DEPTH: This hinge hole locator allows for drilling depth adjustment between 3mm and 6mm, ensuring accurate and perfect installation every time. MULTI FUNCTIONAL FOR OFFSET HINGES: This tool is versatile and can perfectly match with various offset hinges, including 2mm, 3mm, 4mm, 5mm, and 6mm, providing flexibility for hinge installation. EASY INSTALLATION: Compared to traditional methods, installation becomes simple, smoothly, and trouble free with the included hex wrench and positioning rod. ALUMINUM ALLOY MATERIALS: Made with premium aluminum alloy materials, ensuring durability and long lasting lifespan of the hinge hole locator. ACCURATE POSITIONING: Designed with accuracy, the hinge jig kit guarantees accurate and error free positioning for drilling, ensuring accurate placement of hinges. Specification: Item Type: Concealed Hinge Jig Kit Material: Aluminum Alloy  Package List:1 x Hinge Punch Locator 2 x Drill Guide Locator 1 x Hole Opener 1 x Limit Ring 1 x Wrench 1 x Storage Box Package List 1 x Hinge Punch Locator 2 x Drill Guide Locator 1 x Hole Opener 1 x Limit Ring 1 x Wrench 1 x Storage Box