Supplied in a convenient storage case which will fit easily into power tool cases and tool bags, this Stanley FatMax set contains 5 sizes of flat drill bit for fast and effective drilling of larger diameter holes into wood. The bits have 1/4" hex shanks which can be used in a wide variety of power tools and prevent the shank from slipping in a standard drill chuck. Features and Benefits • Suitable for drilling larger diameter holes in wood • Five metric sizes • Compact case for convenient storage • Hex shank Specifications • Stanley Part No: STA52275 Contents • 16mm Flat Drill Bit • 20mm Flat Drill Bit • 22mm Flat Drill Bit • 25mm Flat Drill Bit • 32mm Flat Drill Bit