9-Step Hss Spiral Flute Step Drill Bit 1/4-3/4inch Sutton D50461909

SUTTON TOOLS® D504-Series Step Drills are an industrial quality solution for users wanting to incrementally increase holes in a controlled manner. They are ideal for use in sheet metal, without the need for pre-driling.

They are suitable for use in sheet metal, aluminium, plastics and fibreglass.

During the drilling process, the next step deburrs the previously drilled hole.

Features

• Fixed Drilling Steps - Incrementally increases hole size in a controlled manner
• Spiral Flute - For reduced vibration and greater control through steps
• Flat Shank - Three flats suits 3-jaw chuck
• Made from M2 High Speed Steel (HSS) - Offering the best combination of strength, heat & wear resistance
• Bright Finish - For general purpose applications, non-ferrous metals & plastics

Specifications

• Steps: 9-Step
• Diameters: 1/4-3/4"
  • 1/4"
  • 5/16"
  • 3/8"
  • 7/16"
  • 1/2"
  • 9/16"
  • 5/8"
  • 11/16"
  • 3/4"
• Cylindrical Flatted

Part Number/SKU: D50461909

* Product Images are for illustration purposes only, unless otherwise specified colour may be different.