Alpha
Alpha Onsite+ Step Tip Step Drill — 6–30mm Quick-Release ¼″ Hex Shank
Part No: 9STQRM6-30SD | Barcode: 9313601027187 | Range: Onsite+
The Alpha Onsite+ Step Tip Step Drill SF in 6–30mm combines the patented composite Z-cut technology with a convenient ¼″ quick-release hex shank for fast bit changes onsite. Two cutting edges per step deliver aggressive metal removal, while the step tip eliminates pre-drilling and reduces wandering — getting the job done up to 3x faster than standard step drills.
6–30mm
¼″ Hex Shank
Composite Z-Cut
AlTiN Coated
3x Lifespan
No Pilot Hole
Suitable For
Stainless Steel
Mild Steel
Wood
Plastic
Key Features & Benefits
- ¼″ quick-release hex shank — fits cordless impact drivers and quick-change chucks for rapid bit swaps onsite without tools.
- Composite Z-cut technology — two cutting edges per step aggressively remove metal and clear chips for faster, cleaner cuts.
- Patented step tip design — eliminates the need for pilot holes, reduces wandering, and starts instantly with precise centre positioning.
- 3.5mm extended cutting edge — spreads force evenly during high-speed drilling, reducing heat buildup and extending tool life.
- AlTiN coating — extreme temperature resistance for sustained performance in demanding materials like stainless steel.
- 3x efficiency and lifespan — outperforms standard step drills in both cutting speed and total service life.
When to Use This Step Drill
The 9STQRM6-30SD is the go-to step drill for tradies working with cordless impact drivers onsite. The ¼″ hex shank means quick bit changes without a chuck key, and the 6–30mm range covers common hole sizes for electrical conduit, plumbing fittings, and sheet metal work. Ideal for electricians, plumbers, and HVAC installers who need fast, clean holes in steel and stainless steel without carrying a drill press.
Authorised Australian Dealer — This product is sourced directly from Alpha Tools Australia and is backed by full Australian manufacturer warranty and local support.
Product Specifications
| Part No. | Type | Size Range | Shank |
|---|---|---|---|
| 9STM4-M12DSD | Step Drill | 3.3–10.2mm | Straight |
| 9STM4-12DSD | Step Drill | 4–12mm | Straight |
| 9STM8-20DSD | Step Drill | 8–20mm | Straight |
| 9STM9-19DSD | Step Drill | 9–19mm | Straight |
| 9STQRM4-12SD | Step Drill SF | 4–12mm | ¼″ Hex |
| 9STQRM4-20SD | Step Drill SF | 4–20mm | ¼″ Hex |
| 9STQRM6-30SD ★ | Step Drill SF | 6–30mm | ¼″ Hex |
| SM3SDTP-B | Thundermax Set | 3pc Set | Mixed |
| SM3STDSD-B | Tuffbox Set | 3pc Set | Straight |
| SM3STQRSD-B | Tuffbox Set | 3pc Set | ¼″ Hex |
★ You are viewing the highlighted variant. Other sizes and types in this series are also available.
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