Alpha 4-20mm Onsite Plus Step Drill - Spiral Flute
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Alpha - 4-20mm Onsite Plus Step Drill - Spiral Flute | 9STQRM4-20SD

Alpha - 4–20mm Onsite Plus Step Drill – Spiral Flute | 9STQRM4-20SD Built for smooth, controlled hole enlargement where finish and accuracy matter. The Alpha 4–20mm Onsite Plus Step Drill – Spiral Flute is engineered to deliver cleaner... Read More
Vendor: Alpha
SKU: 9STQRM4-20SD
Product type: Onsite+ Step Drills
$84.55
$89.00
$84.55
Subtotal: $84.55

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Alpha - 4–20mm Onsite Plus Step Drill – Spiral Flute | 9STQRM4-20SD

Built for smooth, controlled hole enlargement where finish and accuracy matter. The Alpha 4–20mm Onsite Plus Step Drill – Spiral Flute is engineered to deliver cleaner cuts and improved chip removal thanks to its spiral flute design. This makes it ideal for sheet metal and thin materials where precision and a tidy finish are critical.

Covering a wide 4–20mm size range, this step drill reduces the need for multiple bits while providing smoother transitions between steps—perfect for electrical, fabrication, automotive, and general trade applications.

► Key Features

  • Spiral flute design for smoother cutting and better chip evacuation
  • Step drill profile covers multiple hole sizes with one tool
  • Size range: 4–20mm
  • Ideal for sheet metal and thin material drilling
  • Delivers cleaner holes with reduced burr formation
  • Built for durability in site and workshop environments

► Technical Specifications

  • Product: Step Drill – Spiral Flute
  • Brand: Alpha
  • Size Range: 4–20mm
  • Series: Onsite Plus
  • Flute Type: Spiral Flute
  • Code: 9STQRM4-20SD
  • Type: Step Drill / Spiral Flute
  • Application: Sheet metal drilling, fabrication, general trade use

► Why Tradies Grab These

Because smoother cuts mean cleaner results and less rework. The Alpha Onsite Plus Spiral Flute Step Drill gives tradies faster drilling with improved finish quality—working perfectly with trusted tools like Makita and organised setups from Kincrome.

► Industrial Shed’s Trade Guarantee – Shop with Confidence

  • We Stand By Our Gear: If it doesn’t handle the job, we’ll make it right.
  • Loyalty Matters: Trade customers get access to exclusive perks.
  • Real Support, No Runaround: Talk to people who understand the trade.
  • Fast Delivery, Every Time: Reliable stock to keep jobs moving.

► Stock won’t last—get yours now at Industrial Shed!

At Industrial Shed, we know you need your gear fast and without the runaround. Here’s what makes our shipping better:

Local Delivery, Done In-House: If you're on the Mornington Peninsula, we handle delivery ourselves—no middlemen, no delays. Get your tools the same day or next day, straight from our team to your door.

Nationwide Reach, Reliable Partners: Need it shipped across Australia? We work with top couriers to offer standard and express options, so you get your order when you need it.

Track Every Step: You’ll get a tracking number the moment your order ships. No guessing—just a clear view of where your delivery’s at.

Service with a Real Human Touch: Got special delivery needs? Give us a shout. We’re here to make it happen, no fuss.

With Industrial Shed, you're not just another package in the mail. We get your order to you fast, safe, and with the reliability you expect.

For more information, visit Shipping Details: The Essentials.

At Industrial Shed, we keep things simple. If something’s not right or you’re not satisfied, we’ll sort it out—fast and easy.

What Sets Us Apart?

Fast Turnaround: We don’t mess around. When you need to return an item, we process it quickly so you’re not left waiting. Our goal is to get your refund or exchange sorted fast so you can get back to work.

Local Touch: For customers on the Mornington Peninsula, we offer the added benefit of in-store returns for quicker resolution. No shipping hassles—just bring it back to us, and we’ll handle the rest.

No-Nonsense Support: We make returns and refunds straightforward. If there’s a problem, you won’t be stuck in endless back-and-forths. We’re hands-on and get it sorted with minimal hassle.

Clear Policies, No Surprises: We believe in being upfront. Our return and refund policy is clear, so you know exactly what’s covered—whether it’s warranty claims, special orders, or regular returns. You’ll never be left guessing.

Built for Tradies: We understand the demands of the job, so we’re all about making returns and refunds simple, quick, and no fuss—because downtime is the last thing you need.

For more information, visit Returns & Refunds: Straight Talk.

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