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ZELCAN 34 Sizes M35 Step Drill Bit Set, 1/8" to 7/8" Four Spiral Flute Step Drill Bit Set for Metal, Titanium-Coated HSS Step Bits with 1/4" Hex Shank for Stainless Steel Aluminum Copper Wood Plastic

  • Based on 12,872 reviews
Condition: New
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Availability: 20 left in stock
Fulfilled by Amazon

Arrives Wednesday, Apr 2
Order within 3 hours and 44 minutes
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Style: 3PCS M35 Four Spiral Flute NEW STYLE


Features

  • Drilling Made Easy: With four sharp cutting blades, Zelcan's step drill bit set ensures quick and smooth drilling through steel, aluminum, copper, wood, plastic, and other tough materials, just like a hot knife through butter
  • Versatile 34-Size Drill Bits: Our drill bit kit includes 3 drill bits, covering sizes from 1/8" to 1/2", 1/4" to 3/4", and 3/16" to 7/8". This comprehensive kit ensures the perfect solution for all your drilling needs
  • M35 Titanium-Coated HSS Build: Made of M35 robust high-speed steel with a titanium coating, each step drill bit ensures exceptional strength and lasting endurance to withstand even punishing use
  • Smooth & Clean Drilling: Designed with four-spiral flute, this step bit set enables faster cutting and drilling compared to dual or single flute bits. It also efficiently clears away chips for smooth performance
  • Compact & Portable: Each of our unibit step drill bits comes in a handy storage case, keeping it accessible for both home and on-the-go projects. Stay organized and ready for action anytime, anywhere

Material: High Speed Steel


Finish Type: Titanium


Shank Type: Hex


Cutting Angle String: 118 Degrees


Brand: ZELCAN


Package Dimensions ‏ : ‎ 3.86 x 3.19 x 1.26 inches; 4.66 ounces


Item model number ‏ : ‎ 4M35-03


Date First Available ‏ : ‎ February 5, 2024


Manufacturer ‏ : ‎ ZELCAN


Country of Origin ‏ : ‎ China


Best Sellers Rank: #2,285 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #5 in Step Drill Bits #60 in Drill Bits


#5 in Step Drill Bits:


#60 in Drill Bits:


Customer Reviews: 4.4 4.4 out of 5 stars 12,872 ratings


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Wednesday, Apr 2

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Good bang for the buck
Style: 5PCS HSS Titanium, 50 sizes
First of all, I truly believe the old saying that you get what you pay for....so take this review for what it's worth. The cost of these drill bits was very inexpensive. I don't need or use them all the time. In fact I've only used them once to drill through structural steel framing on my RV to add under chassis storage. They performed very well and cut through the steel like it was butter. I drilled 1/2" diameter holes after setting a pilot hole. I cannot vouge for the longevity or how they will hold up, but if you're a home DIY'er, these should be adequate for most projects. If I ran a shop and used these frequently, it might not be the ticket, but again for the price, these things are disposable. They come in a small metal case to hold them, which is nice for storing. I can't knock them at this time. ... show more
Reviewed in the United States on June 23, 2023 by Cookie Monster

  • Works great
Style: 6 PCS Straight Step Bit Set
This product does the job with ease. I was not sure that this would work through different layers of material but widened the hole like butter. The drills come in a neat metal box which fits perfectly in my drill case. I have no need to buy this product again because it will meet my needs for a lifetime. ... show more
Reviewed in the United States on September 23, 2024 by DAVID BIRD

  • Good trade-off for price-quality on plastics and thin metal sheet drilling. Not recommended for steel or any heavy duty work!
Style: 5PCS HSS Titanium, 50 sizes
Decent tools for the money. Do not expect being on par with brand names (with significantly higher price tag). Coating is wearing off easily, material is not true HSS Cobalt. It works well on plastic, but not quite as well on non-ferrous materials (aluminum, brass) if the material is thick. As I bought it for thin and light sheet drilling, I do not care for the behavior on tougher materials, but I doubt it would keep working for long even on annealed steel. I recommend the product for drilling openings in plastic and aluminum enclosures. It offers a wide variety of drilling steps and makes a good price point choice if only used on light materials. ... show more
Reviewed in the United States on March 7, 2018 by catalin popovici

  • Good price
Style: 5PCS HSS Titanium, 50 sizes
Really good price and nice look .. works for my aplicación.
Reviewed in the United States on October 25, 2024 by Ivan

  • Drills thru metal like butter
Style: 5PCS HSS Four Spiral Flute NEW STYLE
Awesome bits drill thru metal like butter
Reviewed in the United States on February 25, 2025 by samuela muomua

  • Nice drill set
Style: 5PCS HSS Titanium, 50 sizes
this is a great set to have mine have stage sharp and if you know how to sharpen them they will last you for a long time to come it's really simple just look it up on YouTube and there's video showing how to sharpen them All you need is a hand grinder
Reviewed in the United States on August 21, 2024 by ric mulholland

  • Probably good for home projects.
Style: 5PCS HSS Titanium, 50 sizes
Given the price, assuming they are any good isn't exactly logical, so I really don't care that they died out so quickly. Just don't read to far into what they claim it to be rated for. Being cobalt, it SHOULD work well on stainless steel, but I got maybe 3 uses on one till it was shot. They are probably fine for home projects, just don't buy them expecting them to even hold up a single shift in the commercial world. Edit: Some one reached out to me from their customer service department offering a full refund. I greatly appreciate the way they handle these situations and I am not trying to discredit them. The environment that I work in usually requires more heavy duty tools and bits, so I turned down the refund knowing full well that I bought this without expecting them to really last that long. Typically the bits I buy that end up lasting a good bit of time are around $60-$80 for a single bit, so I can't complain about these too much, I just wanted to point out that if you are working in environments that are typically harsh on bits, you may not get much use. ... show more
Reviewed in the United States on July 18, 2020 by Jesse Howell

  • Quality
Style: 5PCS HSS Titanium, 50 sizes
Durable
Reviewed in the United States on December 19, 2024 by kevin

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