DEWALT Extreme Metal Drill Bits are suitable for portable or stationary drilling of steel, alloyed and non alloyed, up to 900N/mm. Particularly suited to drilling sheet or thin materials where accurate burr free holes are required. Very effective in wood and plastic materials. The patented split pilot point design eliminates walking/slipping on contact.Select Option 19 Piece: 1-10mm29 Piece: 1-13mmSet of 10: 1-10mm Add to Basket Quantity