The Trend MTJIG Mortise Tenon Jig Imperial enables mortise, tenons and dowel joints to be cut with a router. The jig is perfect for anyone working on cabinets, chairs and tables. Made from CNC precision manufactured plates and body, the jig ensures a simple set up for both mortise and tenon giving perfectly fitting joints. Fully adjustable for compound angle joints up to 45 degree, the jig includes reversible templates to produce round and square end tenons. Suitable to cut mortise and tenon sizes of 14 inch 6.35mm to 58 inch 15.9mm. Guide bushes are included, but cutters are required. A Unibase may be required for certain makes and models of router. Material Thickness min 12mm Material Thickness max 47mm Tenon Thickness min 4.8mm Tenon Thickness max 16mm Tenon Width max. using vertical guide 90mm Tenon length max. Approx. 25mm Mortise length max. using vertical guide 90mm Angle tilt compound -10 to 45 on end of 100mm wide material.