The product is a set of 4 CMT router bits, with 2 straight bits and 1 v groove bit and 1 dovetail bit. These router bits are made of carbide steel and are equipped with a 1/4" 9/16" 7/16" 1/8" diameter. They are designed for cutting applications and are powered by 1 V. Ideal for woodworking projects, this set of router bits offers a variety of cutting options for precision and efficiency in your workshop.