The Bahco Electrician's Bi-Metal Holesaw Set contains Sandflex Bi-Metal holesaws, specially designed for metal cutting: ferrous metals (steel, stainless steel, cast iron) and non-ferrous metals (aluminium, brass, copper). They can also be used in most materials such as wood and plastics. Bi-metal construction with 8% cobalt for increased wear resistance. This 10 Piece Kit contains: 8 x Holesaws: 20, 25, 30, 35, 44, 51, 64 and 76mm2 x Arbors

The Bahco Plumber's Bi-Metal Holesaw Set contains Sandflex Bi-Metal holesaws, specially designed for metal cutting: ferrous metals (steel, stainless steel, cast iron) and non-ferrous metals (aluminium, brass, copper). They can also be used in most materials such as wood and plastics. Bi-metal construction with 8% cobalt for increased wear resistance. This 14 Piece Kit contains: 12 x Holesaws: 16, 20(x2), 22, 25(x2), 29, 32, 35(x2), 38 and 44mm2 x Arbors

IRWIN HSS Pro Titanium Drill Bits designed for drilling metal and harder alloys, as well as being able to produce increased drill speeds of 40%-60% in comparison to the standard bits. With a titanium nitride coating for higher friction resistance and longer bit life. Its 135 split point ensures perfect centring and minimises bit walk, whilst also reducing drilling pressure, giving a more accurate and clean finish. Heavy-duty web construction is designed for optimum strength and durability. This 15 Piece Set contains the following sizes: 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 8, 9, 10mm.

The DEWALT Extreme Impact Masonry Drill Bits have a carbide tip for fast drilling, with an innovative flute design for fast material removal. They have a 1/4in hex shank for use with impact drivers and screwdrivers with bit holder or chuck. Suitable for wood, plastics, concrete, brick, multi-layer materials and masonry. Ideal for engineers in construction, joinery and maintenance applications Sizes: 4, 5, 5.5, 6 and 8mm.