The Sheffield T/MAX Spiral Flute Step Drill is an essential tool for professionals seeking precision and efficiency in drilling applications. Ranging from 6mm to 30mm, this high-speed steel drill features a spiral flute design that allows for smooth cutting through various materials, including non-ferrous metals, sheet metal, and plastic up to 3mm thick. With a total of 13 step sizes, it provides versatility for different drilling needs while ensuring optimal performance with cordless drills and impact drivers. Designed with a self-starting split point, this step drill eliminates the need for a pilot hole, making it user-friendly and efficient. The black finish enhances durability while the quick change shank size of 1/4 inch ensures compatibility with various power tools. Ideal for both drilling and deburring in one process, the Sheffield T/MAX Spiral Flute Step Drill is a reliable choice for any professional toolkit.