General description Sherwood's 4-30MM 14-Step Sheet Metal Step Drill is designed for creating high-quality holes in various sheet metals. It can be used with a bench drill or a light pedestal drilling machine, making it versatile for different applications. Manufactured from high-speed steel, this drill offers excellent rigidity, strength, and stability during machining. Technical specifications Material: High Speed Steel Finish/Coating: Uncoated Number of Steps: 14 Overall Length: 100mm Range: 4 to 30mm Shank Diameter: 10mm Compatible with materials up to 1/8 (3mm) thick Usage Ideal for drilling in sheet metal Produces parallel holes in a range of specific sizes Other information