Dart Premium S1531L Recip Blade is made in Germany from chrome vanadium for extreme durability and long life. This long length recip blade is ideal for cutting branches and for tree pruning. It features a crossground and set tooth design with a varied 4-5 teeth per inch for fast and rough cuts. It is suitable for cutting softwood, construction timber, greenwood and branches. It's 1/2" universal shank design allows it to fit most brands of recip saw.