Product Description
The Irwin 10220CB Cobalt Step Drill Bit is designed for trade professionals requiring precision and durability. This bit offers eight hole sizes ranging from 9/16 inch to 1 inch, perfect for various drilling applications.
- 6x longer life compared to competitors
- High-speed steel with M35 cobalt
- Laser-marked for easy size identification
Product Highlights
The Irwin 10220CB Step Drill Bit features a radial concave flute and a Speedpoint tip for efficient drilling. It is ideal for aluminum, brass, copper, and steel applications.
Product Information
Standard Information
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Brand: Irwin
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MPN: 10220CB
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UPC: 038548099248
Technical Specifications
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Material: Cobalt Alloy Steel
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Finish: Black Oxide
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Step Sizes: 9/16 in, 5/8 in, 11/16 in, 3/4 in, 13/16 in, 7/8 in, 15/16 in, 1 in
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Shank Type: Hex
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Overall Length: 2 7/16 in
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Cutting Direction: Right Hand
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Number of Flutes: 1
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Number of Steps: 8
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Drilling Depth: 1/8 in
