【7 Different Standard Patterns】Use one template and different guide bushing and router bit combinations to make the 7 different standard mortises for loose tenons, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm and 14mm. Accuracy and Precision: Accuracy and precision make great mortises, delivering precisely milled tenons in multiple wood species designed specifically for exposed joinery. 【Easy to Use】Simply place the straight router bit and guide bushing combination into your plunge router, align the index marks on the template with the centerlines of your notch and out. You have infinite control over the notch depth (within the limits of the router bit). For the decorative look of exposed tenons, simply set your cutting depth to remove completely through your material. 【Index Pins】The index pins centered in the notching jig make it easy to keep the ends of joint pieces perfectly matched. Simply hold the outside faces against the reference edge and the end of your stock against the index and your