This set contains the four smallest sizes of Freud’s Forstner bits. These bits will drill flat bottom holes, pocket holes or over lapping holes. Sizes 1/4 in, 1/2 in, 3/4 in and 1 in.Razor-sharp serrated edge for fast and flawless cuttingQuality forged construction for extended lifeUltra-sharp spur to ensure an accurate starting holeSteep angled cutting edges, produce holes that are smooth and flat and create chisel-like curls for fast, clean chip removal