Armeg’s Quick-Cone, with its uninterrupted cutting edges, is perfect for producing an infinite range of hole diameters giving maximum versatility. Its tapered cone design allows easy enlargement of holes, perfect for problem solving and awkward jobs. With a self-centring drilling action, holes are quick and easy making the cone drill an ideal trade solution. · · · Uninterrupted, ground cutting edges rapidly produce an infinate range of hole diameters for ultimate versatility · · Tapered cone design for easily enlarging holes, ideal for problem solving and awkward jobs · · Self centering drilling action provides a quick and easy trade solution for metal drilling · · Can be used in sheet steel, non-ferrous metals, plastics, Formica and plywood