The Milescraft HingeJig saves time and removes the guesswork when installing new doors into existing frames. This self-clamping jig includes everything needed to rout hinges and latch mortises onto new doors. The self-clamping feature holds the HingeJig in place while routing without the use of screws or nails that can leave holes in a finished door. Features Padded clamp design sets up quickly and prevents damage to doors caused by mounting screws or nails Adjustable settings allow the HingeJig to be used on doors sized 34.9mm (1-3/8") and 44.5mm (1-3/4") thick The HingeJig can rout hinge mortises for 5 common hinge sizes from 2-1/2" (63.5mm) up to 4-1/2" (114.3mm) Cut professional hinge mortises with 6.35mm (1/4"), 15.9mm (5/8"), or square corners (chisel or corner chisel required) The HingeJig kit also includes three templates to rout door latch mortises (sizes below) Set router bit depth with built-in depth setting gauge for smaller or larger size door hinges Includes a self-guided router bit with bearing to cut clean and smooth door hinge mortises Contains built-in storage compartments for the included router bit and self-centring hinge bit (sold separately) Includes 1 x Jig Main Body, 1 x Built-in Clamp 1 x Adjustable Hinge Spacer 1 x 12mm Router bit with Bearing 2 x Adjustable Backset Plugs 2 x Latch Templates Specification Door Hinge Sizes: 63.5mm (2-1/2”), 76.2mm (3”), 88.9mm (3-1/2”), 101.6mm (4”) and 114.3mm (4-1/2″) Latch Sizes: 25.4mm x 57.15mm (1” x 2-1/4”), 28.57mm x 57.15mm (1-1/8” x 2-1/4”) and 28.57mm x 69.85mm (1-1/8” x 2-3/4”) Compatible Door Thickness: 34.9mm (1-3/8") and 44.5mm (1-3/4") Doors. Please Note: this product is only for use with doors, do not for use when routing door hinges on jamb/frames.