This 455mm reciprocating saw blade is made of tungsten carbide steel and designed for cutting through masonry materials such as brick and concrete. It is perfect for home DIY projects and is manufactured in China. The blade is specifically designed for use with reciprocating saws and is ideal for those in the woodworking industry. Its length of 455mm makes it a perfect fit for a variety of cutting needs, and it is a reliable choice for those in need of a high-quality blade.