The Stanley Core Box Router Bit (Part #STA305) is a professional-grade woodworking accessory designed to cut smooth, radiused U-shaped grooves, channels, and flutes in softwoods, hardwoods, and composite materials.
The Stanley Core Box Router Bit (frac{1}{2}timesfrac{3}{8}) (STA305) is a high-specification tungsten carbide-tipped cutter used to cut radiused grooves, flutes, and slots in wood. It typically features a (frac{1}{2})-inch shank and a (frac{3}{8})-inch cutting radius/diameter.