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amoolo 3/8" Cobalt Drill Bit(5Pcs), M35 HSS Metal Drill Bit Set for Hard Metal, Stainless Steel, Cast Iron
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Return this item for free
Free returns are available for the shipping address you chose. You can return the item for any reason in new and unused condition: no shipping charges
Learn more about free returns.- Go to your orders and start the return
- Select the return method
- Ship it!
Purchase options and add-ons
Material | Cobalt Steel |
Shank Type | Round |
Cutting Angle String | 135 Degrees |
Brand | amoolo |
Tool Flute Type | Spiral |
About this item
- 【5Pcs 3/8" Cobalt Drill Bits】5Pcs - 3/8”(Dia 9.26mm) x3-5/8”(Flute Length 92.08 mm) Metal Drill Bits.This drill bit fits the majority of power drill currently on the market.
- 【M35 Cobalt High Speed Steel】Industry grade M35 high speed steel drill bit set, much harder than HSS used in other similar drill bits set. These drill bits contain 5% Cobalt, which increases wear-resistance and durability.
- 【Fully Ground Process & 135° Split Point】Fully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. 135° split point with straight shank prevents walking and makes drilling precise and faster. No center punch is needed.
- 【Multiple Application】Perfectly suitable for cutting through Hard Metal such as Stainless Steel, Steel, Sheet Metal and Cast Iron as well as Plastic, Aluminum Alloy, Wood and Other Softer Metals. ✔ Pay attention to speed, pressure and heat control during drilling.
- 【90 Days Warranty】If you are not fully satisfied for any reason, please contact us for 100% refund or replacement.
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Compare with similar items
This Item amoolo 3/8" Cobalt Drill Bit(5Pcs), M35 HSS Metal Drill Bit Set for Hard Metal, Stainless Steel, Cast Iron | Recommendations | dummy | dummy | dummy | dummy | |
Try again! Added to Cart | Try again! Added to Cart | Try again! Added to Cart | Try again! Added to Cart | Try again! Added to Cart | Try again! Added to Cart | |
Price | $19.99$19.99 | -12% $14.99$14.99 List: $16.99 | $27.99$27.99 | -10% $26.88$26.88 List: $29.77 | $12.89$12.89 | -27% $21.99$21.99 List: $29.99 |
Delivery | Get it as soon as Wednesday, Mar 27 | Get it as soon as Wednesday, Mar 27 | Get it as soon as Wednesday, Mar 27 | Get it as soon as Wednesday, Mar 27 | Get it as soon as Wednesday, Mar 27 | Get it as soon as Wednesday, Mar 27 |
Customer Ratings | ||||||
Value for money | 4.0 | 4.2 | 4.2 | 4.3 | — | 4.2 |
Durability | 3.7 | 4.2 | 3.8 | 4.0 | — | 3.7 |
Longevity | 3.7 | 4.1 | 3.8 | 4.0 | — | — |
Sold By | Amoolo Direct | POWERTEC USA | Lichamp | DrillHulk | STROTON | SUMEX TOOLS |
material | Cobalt Steel | Cobalt | M35 | High-Speed Steel and 5% Cobalt | Cobalt, High Speed Steel | High Speed Steel |
shank type | Round | Straight | Round | 3-Flat | Straight | Straight |
tool flute type | Spiral | Spiral | Spiral | Spiral | Spiral | Spiral |
finish type | — | Nickel | Titanium | Gold Oxide | — | Titanium |
surface suggestion | Stainless Steel,Cast Iron,Plastic,Metal,Steel | Iron,Metals,Stainless,Steel | Metal | Stainless Steel | Pvc,Wood,Aluminum,Stainless Steel,Plastic,Metal,Steel,Iron | Wood,Aluminum,Cast Iron,Fiberglass,Plastic,Steel |
cutting angle string | 135 degrees | 135 degrees | 135 degrees | 135 degrees | 135 degrees | 135 degrees |
Product information
Material | Cobalt Steel |
---|---|
Shank Type | Round |
Cutting Angle String | 135 Degrees |
Brand | amoolo |
Tool Flute Type | Spiral |
Surface Recommendation | Stainless Steel,Cast Iron,Plastic,Metal,Steel |
Number of Flutes | 2 |
Package Dimensions | 5.94 x 2.09 x 0.67 inches |
Item Weight | 1.6 ounces |
ASIN | B07XMLB7PV |
Customer Reviews |
4.4 out of 5 stars |
Best Sellers Rank | #2,178 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #9 in Jobber Drill Bits |
Date First Available | October 8, 2019 |
Manufacturer | amoolo |
Warranty & Support
Feedback
From the brand
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Amoolo is a ONE STOP SHOP for ALL TOOL ACCESSORIES.
We have years of OEM experience for international well-known brands. Since 2018, we started to integrate the best of the best industrial manufacturers all over the world and established Amoolo.
We hope that from hanging a picture on the wall to making a wardrobe, whenever you need tools, Amoolo is always by your side!
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Product Description
AMOOLO COBALT DRILL BIT COLLECTION - EVERY DAY WORK SMART
FEATURES
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135° Split Point
Fast Cutting & Self-centering
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Straight Round Shank
Accurate centering
AMOOLO - EVERY DAY WORK SMART
Videos
Videos for this product
0:07
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Customer Review: AMOOLO 3/8 " COBALT TWIST DRILL BITS 5PCS
Coraelaines
Videos for this product
0:46
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Amoolo Cobalt Drill Bit Set
Amoolo Direct
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Customer reviews
Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzed reviews to verify trustworthiness.
Learn more how customers reviews work on AmazonCustomers say
Customers like the value, sharpness and durability of the drill bits. For example, they mention that it's well worth the great price, the bits cut well and that they're a bargain priced cobalt. That said, some complain about the durability and material. They say that the bits snap easily and are not appropriate for metal. Opinions are mixed on quality.
AI-generated from the text of customer reviews
Customers appreciate the value of the drill bits. They say it's well worth the great price, a bargain priced cobalt that is worth more than what, and a good buy.
"The bits seem to be cutting very nicely in wood or metal. Great value. I’ll be ordering more to replace my other bits when needed." Read more
"...Best price out there! Great quality! Would definitely buy again and would definitely recommend." Read more
"good price" Read more
"...So these seem to be a pretty good value." Read more
Customers like the sharpness of the drill bits. For example, they mention that they cut very well for mild steel, stainless steel, and hard materials. Some say that the bits are sharp as cat's teeth and that they are easy on the wallet.
"The bits seem to be cutting very nicely in wood or metal. Great value. I’ll be ordering more to replace my other bits when needed." Read more
"...They got the job done. They are very sharp and produce nice clean holes." Read more
"...But hard cuts well I’ll definitely buy again because when they are drilling they drill amazing" Read more
"Using to drill stainless steel! Bits are good quality and staying sharp!" Read more
Customers like the storage case of the drill bits. They say it's a nice set, with a tidy carry case.
"...They are a nice bit set that I plan on keeping sharpened for a long time." Read more
"I like everything about this product including the case and organization. The bits are very good quality for home improvement projects...." Read more
"Sharp drill bits. Crappy storage case. But I didn't buy them for the storage case...." Read more
"Wow the case is nice and delivery was quick." Read more
Customers are mixed about the quality of the drill bits. Some mention that the quality is good, the durability is great, and they are excellent long-lasting drill bits; while others say that they break and dull very easily, and don't last. They also mention that they seem a little more brittle than other 1/8 inch bits.
"...Best price out there! Great quality! Would definitely buy again and would definitely recommend." Read more
"...several and it seems if a hard spot is hit and the bit gets warm, it will break...." Read more
"Using to drill stainless steel! Bits are good quality and staying sharp!" Read more
"...I broke about 3 bits on my first hole. The drills cut well and work fine once you get used to them, but you do have to concentrate on keeping them..." Read more
Customers are mixed about the appearance of the drill bits. Some mention that they look good, are in good condition, and do their job well. However, others say that the case is designed very poorly and the bit does not look too good.
"...These bits did the job and are still in good condition meaning not dull. Great bits, great price!" Read more
"...Its only the first bit out of this set but its not looking too good. Your milage may vary...." Read more
"...the metal, just let the bit do it’s job and the finished product will come out nicely. Highly recommended for hobby/household use." Read more
"Look good but we will have to see!" Read more
Customers are dissatisfied with the material of the drill bits. They mention that it's not appropriate for metal, hard metals, or stainless steel. Some say that the size of the bits are incredibly ineffective in going through metal.
"Bits were sharp,but wouldnt penetrate ceramic tile,tried for several minutes and didnt even leave a mark or scratch...." Read more
"...work better in wood or plastic but they are certainly not designed to be used with steel." Read more
"It works in steel!" Read more
"...use with certain sizes of the drill bits were incredibly ineffective in going through metal...." Read more
Customers are dissatisfied with the durability of the drill bits. They mention that the bits snap easily, especially when they're used on hard materials like aluminum. Some customers also report that the tips get dull quickly. Overall, customers are disappointed with the quality and durability of these bits.
"when they're cutting, they are great. However, these snap all the time if youre not perfectly straight up and down...." Read more
"...3rd bit got dull due to no oil and a snapped tip. They still shaved the bit from the sides. Made my difficult job a little easier...." Read more
"While drilling 1/4” aluminum the bits kept snapping" Read more
"...They worked pretty good with cutting oil. However I did snap one of the bits in two...." Read more
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