" Economical and complete range: Comprised of 35 pieces of tungsten carbide (TCT) router saw bits, this complete set will allow you to create a wide range of cutting possibilities. Universal 1/2" Shank: 12.7mm Shank Fittings - Perfect for all your trimming, trimming and shaping requirements. High Performance: High quality tungsten carbide blades can be sharpened, sealed bearings for smooth rotation and precise cuts. With antioxidant coating on the blade head, these bits are durable and have a long life. Convenient to Use: High quality heat-treated carbide blade with high concentricity, clean cut, smooth rotation, light operation. Tidy and protected in a box, convenient to carry and use. Wide Application: Perfect router bit set for your woodworking projects for edging, trimming, veining, tenoning and grooving, professional DIY tools for carpenters and hobbyists; suitable for particleboard, medium density fibreboard and softwood; can be used on CNC and other automatic routers as well as on a table. "