Alpha Onsite+ 4-20mm Step Tip Step Drill Bit Metal Hole Cutter

★★★★
69 reviews · 572+ sold
$120.15 $180.23 -33% OFF
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Last purchased 8 minutes ago by someone in Brisbane
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Description & Specs

The Alpha Onsite+ Step Tip Step Drill is a stepped drill bit that bores holes from 4mm up to 20mm.

  • Size range: 4-20mm
  • Type: Step tip step drill

The cone of stepped cutting edges lets a single bit drill and enlarge a range of hole sizes in sheet metal and thin material, ideal for metalworking, fabrication and electrical work.

More about this product

Alpha Onsite 4 20mm Step Tip Step Drill is a versatile drilling tool designed for efficient drilling in various materials, eliminating the need for pre-drilling.

This step drill features a unique patented step tip design that allows for quick and efficient drilling without the necessity of pre-drilling. Coated with AlTiN, it ensures longer sharpness and tool life while significantly reducing cutting heat and edge wear. The dual cutting edges enable drilling at three times the speed, producing burr-free holes up to 3.5mm. With a ¼" Quick-Change shank, it is compatible with cordless drills and impact drivers, making it ideal for onsite use across a wide range of materials including steel, stainless steel, wood, and plastic. For enhanced performance, the use of Alpha Liquid Gold Cutting Lubricant is recommended when drilling steel.

Features

  • Patented step tip design eliminates the need for pre-drilling
  • AlTiN coating for extended sharpness and tool longevity
  • Reduces cutting heat and edge wear
  • Drills at three times the speed, creating burr-free holes
  • Compatible with ¼" Quick-Change systems for cordless drills and impact drivers

Specifications

Dimensions (W x H x D) 55mm x 170.5mm x 21mm
Weight Not specified
Material High-speed steel with AlTiN coating
Colour Not specified
Model Number Not specified
Volume/Size 4-20mm

The Alpha Onsite 4 20mm Step Tip Step Drill is designed for efficient drilling in various materials.

Questions & Answers

What hole sizes can it cut?

From 4mm up to 20mm in steps.

What material is it for?

Sheet metal and thin material such as steel, aluminium and plastic.

Shipping & Returns

Standard Shipping Australia-wide
Ships in 1-2 business days from our Australian warehouses
30-Day Returns
Change your mind? Return within 30 days for a full refund. Item must be unused and in original packaging.

Customer Reviews

4.3 ★★★★☆ 126 reviews
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✓ Fast Delivery ✓ Great Quality ✓ As Described Verified Purchases
S
Sarah M. 📍 Sydney NSW
Yesterday
✓ Verified Purchase

Absolutely love it!

Had the Alpha Onsite+ on my wishlist for a few weeks and finally pulled the trigger. Arrived in 2 days which was a nice surprise. Build quality is solid and exactly what the photos showed. My partner uses it every day now and has already asked me to grab another one as a gift.

J
James W. 📍 Melbourne VIC
3 days ago
✓ Verified Purchase

Best buy of the year

Ordered Thursday and had it by Saturday. Packaging was really good — nothing moved around. Works exactly as expected and the price was well below what I saw in stores.

E
Emma T. 📍 Brisbane QLD
5 days ago
✓ Verified Purchase

Fast delivery — impressed

Love my Alpha Onsite+. Does the job perfectly and the price was unbeatable.

L
Liam O. 📍 Perth WA
1 week ago
✓ Verified Purchase

Exactly as described

Always buy Alpha when I can — consistent quality and you know what you are getting. This one is no different. Fast dispatch and arrived in perfect condition.

O
Olivia R. 📍 Adelaide SA
1 week ago
✓ Verified Purchase

Would buy again for sure

Was a bit skeptical ordering online but really glad I did. The item arrived in a sturdy box — nothing rattled or was damaged. Set it up in about 10 minutes and has been working perfectly since. Compared to what I saw in store I saved a solid amount. Will definitely be back.

N
Noah B. 📍 Gold Coast QLD
1 week ago
✓ Verified Purchase

Good product for the price

Fast delivery to regional WA. Solid product and works exactly as described.