A step drill bit can be used to drill a range of different sized holes with a single bit. Since each bit size drill holes less than 1/4″ deep, a step bit is mainly used for drilling thin material such as sheet metal.

Steps: 6, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55 and 60mm

• Quality HSS-G+ heat treated for increased hardness
• Shank diameter: 13mm
• Shank length: 25mm

• SKU US PRO 6-60mm HSS-G Spiral Step Drill