ALFA Premium quality hardened steel for sharp edges and long life. Consistent tooth profile for optimally sized curvature and spacing provides smooth cuts, producing a more saleable product. Ideal for fast cutting. Welds are fully guaranteed against breakage. Computer-controlled welds are extremely strong, uniform, smooth and nearly invisible. Individually wrapped in moisture resistant paper and imprinted with length. Tested at each step of the manufacturing process to ensure uniform strength and consistency