The Milwaukee 8 Piece Multi Material Drill Bit Set1 with PACKOUT Compatible Case is a selection of versatile drill bits that can be used on almost anything. Each of the drill bits feature a tungsten carbide tip to allow it to drill through concrete, bricks, roof tiles, aerated concrete blocks, thin metal, aluminium, soft to medium hardness ceramic tiles, all wood types and PVC. The drill bits are also rated for impact usage with both impact drivers as well as any 3-jaw tool chuck such as combi drills. This set is ideal for any trades that are working with a variety of materials in one go and incorporate a white flute for easier identification should any get loose in your tool bag.