[Various Router Bits] This 15pcs kit included straight bit, groove bit, 90 V groove bit, slotting bit, round angle, dovetail bit, cover bit, bearing groove bit, 45 countersink bit, pilot panel bit, Roman Oge socket bit. Variety of options to suit your needs. [Universal 1 or 4(6.35mm) Shank] All bits are 1 or 4 inch (6.35mm) shanks which are suitable for most router machines, wood cutting, cutting tenon and carving of all types of wood. [ Material] Tungsten carbide blade with heat treatment for sharp cutting, durable to use and resharpenable. [Easy to organize and store] Comes with a wooden case (with size iconography) for easy storage, organization and protection. Convenient to find the bit you need during use. [Wide Use] Works great on all kinds of materials and surfaces, like wood, MDF, particleboard, plywood, panel, softwood, hardwood, etc. levels. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.