Irwin High Speed Steel Step Drill 4mm - 22mm

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Irwin High Speed Steel Step Drill 4mm - 22mm

This step drill bit delivers exceptional versatility for everyday sheet metal working, offering ten precisely-ground hole sizes in a single tool. Engineered from high speed steel, it cuts cleanly through a range of thin materials, saving you time and reducing the need for multiple bits during repetitive tasks. The stepped design allows for fast, burr-free drilling without the hassle of centre punching, making it an ideal choice for electricians, plumbers, and metal fabricators working on site.

- Diameter range from 4mm up to 22mm covering ten popular hole sizes in one bit

- Constructed from high speed steel for durability and long-lasting sharpness

- Self-starting split point eliminates the need for centre punching, even on curved surfaces

- Deep conical flute design evacuates chips quickly for smoother, faster drilling

- Suitable for use in sheet metal, aluminium, plastic board, and thin gauge steel

- 1/4 inch hex shank fits standard power drills and quick-change chucks without slipping

- Tough industrial coating reduces friction and heat build-up during prolonged use

Whether you are installing electrical boxes, running conduit, or fabricating ductwork, this step drill is a reliable addition to any toolbox.

GTIN: 038548111049