

🔧 Drill Like a Pro, Finish Like a Boss
The IRONANT Step Drill Bit Set features 5 high-speed steel bits with titanium coating, offering 50 precise sizes. Designed with a 118° split point tip and dual-flute design, these bits deliver fast, clean cuts with self-centering accuracy. Ideal for drilling through plastic, aluminum, iron, and sheet metal, this set comes in a durable aluminum case for easy storage and portability—perfect for professionals and DIYers aiming for flawless results every time.






| ASIN | B09GXP5WSH |
| Best Sellers Rank | #381 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1 in Step Drill Bits |
| Brand Name | IRONANT |
| Customer Reviews | 4.5 4.5 out of 5 stars (2,183) |
| Cutting Angle String | 118 Degrees |
| Cutting Diameter | 1 Inches |
| Finish Types | Titanium |
| Item Weight | 16 ounces |
| Manufacturer | IRONANT |
| Material Type | High Speed Steel (HSS) |
| Model | IRT5 |
| Number of Flutes | 2 |
| Point Style | Split Point |
| Shank Type | 3-Flat |
| Surface Recommendation | ['Aluminum', 'Plastic', 'Iron', 'Sheet Metal'] |
| Tool Flute Type | Straight |
| Unit Count | 5.0 Count |
S**N
Great drill bits
I needed either a step drill bit or a reamer drill bit in order to widen some holes in my squat rack. My squat rack has 1/2" holes and I needed to widen a couple of the holes to 1/2" in order to fit a pair of jammer bars. These drill bits worked exactly as I had hoped. The drill bits are very good quality. I had no problems using them with my electric (corded) drill. The bits cut through the steel of my squat rack easily. The included storage case with the drill bits is definitely a bonus. For me, this kit is a buy once purchase that I will always keep.
D**E
Very nice set of stepper drills
This was an inexpensive set of drill bits, but I only needed to drill holes in plastic for my project so I ordered a set. They worked perfectly which in plastic wasn’t surprising. What is surprising is how well they work for projects with metal. The steps are perfectly spaced so they do not tear thin materials as you transition between the steps. I drill pilot holes so the drill tips have not been damaged and the drills are as sharp as when they were new. Very happy with these tools.
M**S
I recommend them 👌
These worked very well. Well made. Can't beat the price
A**S
Not bad!
Normally I would say you get what you pay for especially with tooling let alone drill bits but I can definitely say these work well! They're definitely not a replacement for carbide tip stuff, but honestly for the price not bad at all! Reason for four stars not five is I did break one bit pretty quickly after opening the package, not any crazy thick material or super stressful environment the bit slipped in the thin gauge steel and wrapped a corner of the material and shattered but oh well I have four more LOL!
T**D
Great set
Great quality, decent case. Worked perfectly. Very happy with my purchase, defiantly value for the money.
E**S
Nice set of step drill bits in a sturdy well made box.
Nice set of step drill bits in a sturdy well made box. Extremely helpful when need holes stepped up to a certain size. Very sharp and is still sharp after many use stepping up holes in thick metals. Some stainless steel holes too, with no problem.
A**R
Good for Guitar Pedals/DIY Audio
I use this for custom guitar pedals and boy does it do the trick. I don’t even need to use a drill press. Just a pilot hole and one of these and it’s like butter. Instead of having to change sizes and bits around you can do it all in one go.
M**E
Convenient and Sharp
Sharp bits, easy to use and conveniently packed in a foam lined case. Would recommend this set to anyone.
P**A
Good product
W**A
First the box is good and it looks nice the material is i look good
A**R
Average quality,
B**E
The best bit product
J**H
Worn out two set of bits in just 15 min of usage. Couldn't even complete my project. It might be god for drilling plastic and aluminum sheet but for even a thin iron sheet it had to struggle. HSS doesn't mean anything on it, worst than 300rs step bit i get from the offline market.
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