Dewalt DT1943 Construction Circular Saw Blade 190mm x 30mm x 18T  This general-purpose circular saw blade can handle cutting rough timber and nail-embedded wood. With a thin kerf and ultra-sharp cutting edges to reduce splinters. The thin kerf blade design gives more cuts per charge by minimising battery drain. Tungsten carbide-tipped for resistance to chipping and cracking.  Features:   Portable Framing Blade Anti-kickback shoulder  Ultra-sharp cutting edges - splinter reduction   Construction grade carbide- resists chipping and cracking  Specification:  Tooth Count: 18  Bore Size: 30 mm Rake Angle: +20°  Plate Thickness: 1.7 mm  Kerf Thickness: 2.60 mm  Blade Diameter: 190 mm  Grind: Alternate Top Bevel  Applications: Cutting of rough timber, possibly with embedded nails