● Power Tools · Review

Diablo DBX1800S3 18-Piece Cobalt Bit Set

Sponsored link · confirm price and availability on Amazon · updated October 16, 2026

✎ PickHonest Research Desk▦ Updated October 15, 2026◷ 3 min read

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Best Diablo

Diablo DBX1800S3 18-Piece Cobalt Bit Set

Diablo 18-piece at a lower price per bit for users who want cobalt capability without the Irw in premium. Its case rests on diablo has become a respected cutting tool brand and rated for hardened steel and stainless.

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Pros

Diablo has become a respected cutting tool brand
Rated for hardened steel and stainless

Cons

Less established reputation vs Irwin

Is the Diablo DBX1800S3 18-Piece Cobalt Bit Set worth it?

Yes, for the right buyer. The Diablo DBX1800S3 18-Piece Cobalt Bit Set ranks #5 in our Best Drill Bits for Hardened Steel 2026 list (best diablo). Its biggest strength: diablo has become a respected cutting tool brand. The ma in caveat: less established reputation vs Irwin.

Alternatives to the Diablo DBX1800S3 18-Piece Cobalt Bit Set

Products ranked near it in our research, each better for a slightly different buyer.

Buying advice: power tools

1Major platforms each cover hundreds of tools. Choose one with the specialty tools you may need later.
2Brushless motors are more efficient and durable. Brushed tools are fine for occasional light use.
3Kits include batteries and a charger. Once you own batteries, bare tools are much cheaper.
412V tools are compact for light work. 18V or 20V max tools handle most home projects. Higher-voltage platforms suit heavy cutting.
5Check tool and battery warranty lengths and whether registration is required.

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FAQ

Common questions

Is the Diablo DBX1800S3 18-Piece Cobalt Bit Set worth buying?

Who is the Diablo DBX1800S3 18-Piece Cobalt Bit Set best for?

Based on our research it suits hardened steel 2026. It's ranked #5 of 10 in our Best Drill Bits for Hardened Steel 2026 list.

What are the downsides of the Diablo DBX1800S3 18-Piece Cobalt Bit Set?

The ma in trade-offs owners and reviewers point to: less established reputation vs Irwin.

What are the key features of the Diablo DBX1800S3 18-Piece Cobalt Bit Set?

Cobalt steel, 18-piece and Hardened steel rated.

What are the best alternatives to the Diablo DBX1800S3 18-Piece Cobalt Bit Set?

Worth comparing: Irw in Cobalt Drill Bit Individual 1/4 Inch, DeWALT DWA1269 Cobalt Drill Bit Set 29-Piece and Bosch CO14B Cobalt M42 Drill Bit Set 14-Piece. Each ranks near it in our research for a slightly different buyer.

Where can I buy the Diablo DBX1800S3 18-Piece Cobalt Bit Set?

It's sold on Amazon. Prices and stock change often, so check the current listing before you buy, our link takes you straight to it.