Flat Boring Bits are the ideal solution for boring holes at any angle in a variety of materials. Our premium quality spade drill bit is made of heat-treated high carbon steel. We designed the pilot drill point and cutting edge of the paddle bit to able to be resharpened, saving you time while extending the life of the bit. Our 1/2" x 4.5" flat spade bit bores clean, fast holes at any angle in wood, plastic, plywood and Formica.