Dewalt Circular Saw Blades 3 Pack 305 x 30 DT1126 QZ. The DEWALT DT1964 Construction Circular Saw Blades have been designed for use with stationary machines to cut softwoods and composite materials. Their fast, smooth cutting action and durable construction make them ideal for demanding onsite operations. The wedge shoulder design protects the carbide from nail impact. The 3 Piece DT1964 Construction Circular Saw Blade Pack contains the following. 1 x Construction Circular Saw Blade 305 x 30mm x 24T. Plate Thickness: 2.0mm. Kerf Thickness: 3.0mm. 1 x Construction Circular Saw Blade 305 x 30mm x 48T. 1 x Construction Circular Saw Blade 305 x 30mm x 60T. Listing and template services provided by inkFrog.