Sherwood Step Drill Set, 4mm to 30mm, High Speed Steel, Set of 3

Three-piece stepped cone drill set manufactured from high-speed steel, resulting in long tool life and extra durability. Features and Benefits • Three-piece stepped cone drill set - each step produces specific-sized, parallel holes, with the maximum material thickness being determined by the length of the step • Manufactured from high-speed steel • Long tool life and extra durability • Designed for use with power tools or pedestal drilling machines and an extensive range of industrial applications • The drills can produce or enlarge holes in sheet metals without the need for centre punch or pilot holes • Supplied in a plastic case for easy organisation Contents • 4 to 12mm, 9 steps, 6mm shank • 4 to 20mm, 9 steps, 8mm shank • 4 to 30mm, 14 steps, 10mm shank Material Applications • Sheet metal