How to make Aluminum Guide Rail for your Circular Saw

Smoothly riding, high precision cutting, weather resistant, shiny aluminum rail. The maximum depth of cut 19, 16 (40 mm). How to use the guide rail hire: Build from: EXTRUDED ALUMINUM RECTANGLE TUBE 6061T6 2 x 5 x 0. 25 110 Aluminum Angle 1. 25 x 1. 25 x 0. 25 6061T6 108 Polyethylene (Cutting Boards HDPE): 1, 2 x 61, 2 x 12 1, 4 x 2 x 12 , 1024 screws, washers and nylon lock nuts.