1、Sliding Mechanism: The door hinge jig kit features 2 detachable sliding mechanism and hinge shape rails, suitable for cutting and installing 1/4 inch circular hinge, for 5/8 inch circular or square hinge. 2、Applicable Range: This hinge router template jig can cut professional mortises on doors or door frames, suitable for 8 hinge sizes (2‑1/2 to 6 inch) and 5 door thicknesses (1‑3/8 to 2‑1/2 inch). 3、Simple Operation: Place the template and hinge at the bottom of the router with bit, adjust the bit depth to fit the hinge thickness, then cut out the shape of the hinge from the template area. 4、Excellent Material: The door hinge mortise template is made of excellent ABS, with good toughness, wear resistance, will not damage the door or hinge during use, suitable for frequent use. 5、Easy Adjustment: The hinge router template can adjust the length, thickness, round and square corner of the hinge, perfectly cutting and installing the hinge, improving work efficiency.