This 6542 HSS straight-flute step drill bit is designed for drilling, enlarging and deburring holes in compatible sheet materials. Three selectable ranges provide clearly marked 2 mm increments and variant-specific 3-flat shanks for secure installation in compatible drill chucks.
Key Features
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6542 High-Speed Steel: Provides good hardness, heat resistance and wear resistance for general sheet-metal drilling.
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Straight-Flute Design: Suitable for drilling, progressively enlarging, deburring and lightly countersinking holes.
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Three Size Ranges: Available in 4–12 mm, 4–20 mm and 4–32 mm variants with 2 mm diameter increments.
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Marked Cutting Steps: Clearly marked diameters help the operator select the required hole size.
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Size-Specific 3-Flat Shank: Provides secure clamping in a compatible three-jaw drill chuck.
Available Variants
| Product Code |
Drilling Range |
Steps |
Step Height |
Cutting Length |
Shank Diameter |
| 000505-4-12 |
4–12 mm |
5 |
7 mm |
42 mm |
6 mm |
| 000505-4-20 |
4–20 mm |
9 |
4.5 mm |
52 mm |
8 mm |
| 000505-4-32 |
4–32 mm |
15 |
4 mm |
78 mm |
10 mm |
Product Specifications
| Specification |
Details |
| Material |
6542 high-speed steel |
| Surface Finish |
Gold-coloured coated finish |
| Flute Type |
Straight flute |
| Diameter Increment |
2 mm |
| Shank Type |
3-flat anti-slip shank |
| Compatible Interface |
Three-jaw drill chuck matching the selected 6 mm, 8 mm or 10 mm shank |
| Compatible Machines |
Cordless drills, handheld electric drills and bench drills with a suitable chuck |
| Sales Unit |
1 pc |
Applications
- Drilling and enlarging holes in carbon-steel and iron sheet
- Working with compatible aluminium, copper and plastic sheet
- Occasional drilling in relatively thin 304 stainless steel, with reduced tool life expected
- Deburring and lightly countersinking existing holes
Included Components
- 1 × 6542 HSS straight-flute step drill bit in the selected size