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🔧 Drill smarter, not harder — the ultimate step bit set for pros who demand precision.
This 5-piece step drill bit set features 50 incremental sizes crafted from high-speed steel with a titanium coating for enhanced sharpness and durability. Its 118° split point tip and dual-flute design accelerate cutting speed while preventing bit walking and efficiently clearing chips. Ideal for drilling through plastic, aluminum, iron, and other sheet metals, it comes neatly organized in a durable aluminum case, making it perfect for both professional and DIY metalworking projects.






| ASIN | B09GXP5WSH |
| Best Sellers Rank | 667,068 in DIY & Tools ( See Top 100 in DIY & Tools ) 5,750 in Drill Bit Sets |
| Brand | IRONANT |
| Customer Reviews | 4.4 out of 5 stars 1,781 Reviews |
| Cutting Angle String | 1178 Degrees |
| Cutting Diameter | 1 Inches |
| Cutting angle string | 1178 Degrees |
| Cutting diameter | 1 Inches |
| Finish Types | High Speed Steel,Hss,Titanium |
| Finish type | High Speed Steel, Hss , Titanium |
| Item Weight | 1 Pounds |
| Manufacturer | IRONANT |
| Manufacturer Part Number | IRT5 |
| Material | High Speed Steel (HSS) |
| Model Number | IRT5 |
| Number of Flutes | 2 |
| Number of Pieces | 5 |
| Point Style | Split Point |
| Set Name | 5 PC Set |
| Shank Type | 3-Flat |
| Shank type | 3-Flat |
| Surface Recommendation | Metal, Plastic |
| Tool Flute Type | Spiral |
| Unit Count | 5.0 count |
M**N
Good quality
Good quality bits. A bit expensive but worth it. Quite useful in DIY stuffs. Material quality is good.
M**R
Why did I wait so long to buy these?
These are a fantastic addition to my toolbox—I can't believe I waited so long to get them! I had a project that required drilling some large holes, and after trying my regular drill bits and a rotary tool, I pretty much butchered the job. I finally bit the bullet and bought these step bits, and what a difference they made! Within a minute or two, I had the perfect holes. They come in a really nice case that keeps them organized, they’re incredibly sharp, and they perform exactly as intended. I’m thrilled to have these ready for future projects.
A**R
Average quality
Average quality,
W**S
Great step bits – clean cuts and super useful set
Picked these up for doing my own work and they’ve been solid. They cut clean and smooth, especially on thinner metal and sheet metal—perfect for wiring jobs, mounting accessories, and opening up holes without switching bits constantly. The different sizes in the kit actually cover what you need, and the markings are easy to read so you’re not guessing. They don’t chatter much if you take your time, and they’ve held up well so far without dulling out right away like some cheaper ones. I’ve used them on automotive stuff and they make life way easier, especially when you’re trying to keep holes clean and professional looking. Definitely a good set to have in the toolbox if you’re doing your own installs and fabrication. Worth it.
P**N
great product
> Great set of step bits for the price. Cuts clean and smooth through metal without grabbing, and the size markings are easy to read. The range of sizes is really useful for different projects. Held up well so far and stayed sharp. Nice set to have in the toolbox—would buy again.
Trustpilot
4 days ago
1 month ago