This jig enables mortise & tenons & dowel joints to be cut with a router, ideal for cabinets, chairs & table joints. There is a one set-up system for both mortise & tenon giving perfectly fitting joints & is fully adjustable for compound angle joints up to 45 degree. Reversible templates to produce round & square end tenons. Templates can be used for accurate dowelling applications. Cuts mortise & tenon sizes of 1/4 inch (6.35 mm) to 5/8 inch (15.9 mm). Guide bushes are included but cutters are required. A Unibase may be required for certain makes & models of router. All tenons are cut with a 5/8 inch diameter straight cutter (Ref. C026). The width of the tenon is adjusted by using different guide bush diameters. International PCT Appl N. CNC precision manufactured plates & body. Material thickness min: 12 mm. Material thickness max: 47 mm. Tenon thickness min: 4.8 mm. Tenon thickness max: 16 mm. Angle tilt compound: -10 degree to 45 degrees.