1/8-Inch Cobalt Steel M35 Jobber Length Twist Drill Bits for Hard Metal, Stainless Steel, Pack of 12
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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 |
Cutting Diameter | 0.13 Inches |
Finish Type | Gold Oxide |
Shank Type | Straight |
Cutting Angle String | 135 Degrees |
About this item
- JOBBER LENGTH: 1/8-inch cutting diameter, 1-5/8-inch flute length, 2-3/4-inch overall length, 135 degree split point, straight shank
- MADE FROM HIGH-SPEED STEEL AND 5% COBALT: improve much higher heat resistance because of cobalt steel's high red hardness, provide strong durable performance compared to typical hss drill bits
- CAN BE REPEATEDLY SHARPENED AS NEEDED: cobalt drill bit's hardness is uniform throughout the entire material, so that can be repeatedly sharpened without damaging the cutting edge allowing it to drill more than hss drill bits
- APPLICATION: best used for drilling in hard metal, including stainless steel
- INCLUDE: 12 pieces of 1/8-inch cobalt drill bits with case
Customers usually keep this item
This product has fewer returns than average compared to similar products.
Frequently bought together
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Product details
- Is Discontinued By Manufacturer : No
- Package Dimensions : 3.25 x 0.75 x 0.6 inches; 1.63 ounces
- Item model number : DHCO25
- Date First Available : May 1, 2018
- Manufacturer : Drill Hulk Ltd
- ASIN : B07CRWVNN3
- Country of Origin : China
- Best Sellers Rank: #2,505 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement)
- #11 in Jobber Drill Bits
- Customer Reviews:
Product Description
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CobaltMade from high speed steel and 5% cobalt. The additional of cobalt improves heat resistance and red hardness. |
135° Split PointBest for portable drills. Reduce drill walking, require less force than 118° point. |
Straight ShankStraight shank fits most common drill chucks. |
For Hard MetalPerform better than normal high speed steel drill bit in drilling through harder materials especially stainless steel. |
Drill Hulk cobalt M35 drill bits are made from high-speed steel and 5% cobalt.
The addition of cobalt improves strong durable performance in harder materials especially stainless steel.
Made in China
You Will Get:
12 pieces of 1/8-inch. x 2-3/4-inch. cobalt drill bits with case
Notice:
For high-speed drilling through metal, lubricate the bit with lightweight oil.
Warning:
Drill bits can shatter during use.
Always wear safety goggles and safety items when drilling.
California Proposition 65 Warnings: California requires the following notice: WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
DHCO25 | DHTI25 | DHHEX25 | DHBK25 | DHCO13 | |
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Customer Reviews |
4.6 out of 5 stars
2,197
|
4.6 out of 5 stars
892
|
4.3 out of 5 stars
109
|
4.7 out of 5 stars
89
|
4.6 out of 5 stars
2,197
|
Drill Diameter | 1/8 inch | 1/8 inch | 1/8 inch | 1/8 inch | 1/16 - 1/4 inch |
Overall Length | 2-3/4 inch | 2-3/4 inch | 3-1/2 inch | 6 inch | Set |
Material | Cobalt Steel | M2 High Speed Steel | M2 High Speed Steel | M2 High Speed Steel | Cobalt Steel |
Shank Type | Straight | Straight | Hex | Straight | 3-Flat Shank on 3/16 inch and larger |
Best For | Hard Metal, including Stainless Steel | Medium and Softer Materials, Soft Metal, PVC and Wood | Medium and Softer Materials, Soft Metal, PVC and Wood | Deep Drilling in Medium and Softer Materials, Soft Metal, PVC and Wood | Hard Metal, including Stainless Steel |
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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 quality, value, and sharpness of the drill bits. For example, they mention it's a great value for the money, and it'll outlast any drill bits they have used in the past. That said, opinions are mixed on versatility.
AI-generated from the text of customer reviews
Customers like the quality of the drill bits. They say it's a durable set, and works well. Some customers also mention that the bits outlast any drill bits they have used in the past, and they stand up to stainless steel.
"Awesome bits love them sharp and durable set I would buy them again!" Read more
"...When they catch a bur, they don't shatter, like some brands that I have used." Read more
"Only used for stainless bolts and they worked fine. Exceeded my expectations knowing that I would use them on stainless. Very reasonable purchase." Read more
"For most uses, they will do the job and more. Very high quality, and very useful. I will buy them again" Read more
Customers appreciate the value of the drill bit. They say it is a great product for the money, and a quality product for their use. Customers are also pleased with the performance and price.
"...Very reasonable purchase." Read more
"Quality product for my use and money. This is my second purchase from this company. Very satisfied." Read more
"...These are pretty good for the price...." Read more
"...They are well worth the money." Read more
Customers like the sharpness of the drill bits. They say that they are well-cut, strong, and stay sharp for a long time. Some mention that the bits are great to work with and that they cut through steel very well.
"Awesome bits love them sharp and durable set I would buy them again!" Read more
"Probably really is cobalt. Cuts through mild steel like it was butter. Lasts a long time." Read more
"Sharp and durable. I bent one bit under force but it didn’t snap. I would definitely buy again." Read more
"...bits, but I have drilled dozens of holes with the 1st bit, and it's still sharp. I even drilled several holes through my 3/8ths welding table top...." Read more
Customers find the drill bits easy to use. They say they make quick work of steel framing, hardened bolts, and stainless with ease. Customers also mention that the bits are of good quality and noticeably harder than standard HSS bits.
"...They cut into the hardened bolts quickly and easily...." Read more
"These bits made relatively quick work of some steel framing inside my Winnebago rv. Good stuff! Way better than the cheap Ryobi set I tried at first...." Read more
"...As soon as these arrived I proceeded to drill ten holes very easily and the last hole cut as good as the first...." Read more
"...These are very good quality and noticeably harder than standard HSS bits...." Read more
Customers are mixed about the versatility of the drill bits. Some mention that it works well drilling into metal, while others say that it didn't work well.
"...These bits immediately bit in and started drilling. I made all the necessary holes and the bits are still good for more work...." Read more
"...The original ones were not good for drilling holes in the flanges of T-posts...." Read more
"Drills through steel well which is what I bought them for. I burned through 3 big box store bits then I bought these...." Read more
"...Got these bits in and loaded one up in my drill. Viola! Drilled right through, no problems. It was quick...." Read more
Customers are dissatisfied with the durability of the drill bits. They mention that the bits break easily, are dull from the start, and tend to get dull at the tip after a few holes.
"...So far I haven't broken any however they do tend to get dull at the tip after a few holes so I switch to a new one. Stainless is tough stuff...." Read more
"...By the last hole definitely seen the difference that the bit was duller. But worth every penny." Read more
"...stay sharp for as long as any bit I have used before and can be resharpened once dull...." Read more
"...Soft metal is fine, but they still dull quickly." Read more
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