The Trend 15 Piece Router Cutter Starter Set features high-quality tungsten carbide router bits with a 1/2 inch shank. This comprehensive set includes 15 different router cutter bits to suit a variety of woodworking projects. The set is designed for precision and durability, making it ideal for professionals in the BISS department. The brand's reputation for quality and the specific model (SET/SS9X1/2TC) ensure that this router bit set is a reliable choice for both commercial and personal use.