Drill America 29pc Cobalt Bit Set Review – Pros & Cons – Drill America

The Drill America 29pc Cobalt Bit Set is a great set of drill bits. It comes with 29 different sizes. The sizes range from 1/16 inch to 1/2 inch. They increase in steps of 1/64 inch. This means you have many options for different projects. The bits are made of M42 cobalt steel. This makes them very strong and long-lasting. You can use these bits to drill through hard materials. Think of things like stainless steel and even some types of iron. Taking proper care of your drill bits will make them last even longer. The set comes in a round case. This case helps you keep all the bits organized. It also makes it easy to find the size you need.

The Drill America 29pc Cobalt Bit Set is designed for tough jobs. These bits can handle drilling into materials that regular drill bits might struggle with. The cobalt steel helps the bits stay sharp even with heavy use. This means you won’t have to replace them as often. Imagine trying to drill a hole in a thick metal panel. These bits are designed to make that task easier. You can also use them for smaller, more delicate work. Just remember to make the right adjustments to your drill speed. This will help you get clean holes without damaging the material or the bit.

Overall, the Drill America 29pc Cobalt Bit Set is a reliable choice. It gives you a wide range of sizes. The cobalt material makes them durable for many projects. While you might see other brands like Craftsman, this Drill America 29pc Cobalt Bit Set offers good value for its quality. It’s a practical set to have whether you are working on big projects or smaller tasks around the house. You can feel confident using these bits for various drilling needs. Just remember to use the right bit for the job and take your time for the best results.

FEATURES:
– 29 drill bits
– M42 cobalt
– Round case
– 1/16 inch
– 1/2 inch
– 64th increments
– D/ACO series
– Drill America
– Jobber length
– High speed steel

This Drill America set has 29 drill bits made of strong M42 cobalt steel. The bits come in a round case for easy storage. The sizes go from a small 1/16 inch to a bigger 1/2 inch, with tiny steps of 1/64 inch in between. These are jobber length bits, which is a common length for many drilling jobs. They are part of the D/ACO series from Drill America.

PROS:
– Excellent Set
– Throw nice chips
– Very nice
– Good quality
– Very nice packaging
– Storage container
– Cut very nice
– Excellent quality
– Cutting butter
– Highly recommend
– Very well built
– Works well
– Did not disappoint
– Not much wear
– Work much better with drill oil
– Pilot hole
– Mobile drill press
– Durable container
– Sealed container
– So much bite
– Eat right thru at low speed
– Best set I’ve owned
– Amazing
– Haven’t sharpened one yet

CONS:
– Tip edge was chipped
– No warranty
– Bit expensive
– Small chip on the tip
– Seemed a bit expensive
– Ripped my arm off
– Struggled with then
– Broke in I love them
– Appear absolutely identical
– Un-uniform
– No o-ring
– Untrustworthy Drill Index
– Quickly peter out

This Drill America 29-piece M42 cobalt drill bit set, ranging from 1/16″ to 1/2″ in 64ths, is generally well-received for its good quality and ability to cut nicely through various materials when used correctly, often described as “cutting butter” especially with drill oil and a pilot hole. The set comes in very nice and durable packaging, a sealed round case for storage and portability. Many users highly recommend this set, finding it to be well-built, effective with a mobile drill press, and long-lasting with minimal wear. However, some customers reported issues such as a chipped tip upon arrival, a small chip on another bit, and feeling it was a bit expensive, also noting the lack of a warranty and an un-uniform appearance of the bits and a potentially untrustworthy drill index without an o-ring, with a few experiencing the bits quickly losing their effectiveness. Read more…

Drill Bit with 135° Split Point Tip

Drill Bit with 135° Split Point Tip

This image shows a close-up of a drill bit. The top of the image says it has a 135-degree split point tip. This special tip is described as heavy duty. It also helps to keep the drill bit from moving around, which is called “walking.” This feature is helpful when using drill bits, like the ones in the Drill America 29pc Cobalt Bit Set, to make precise holes.


Cobalt Drill Bit Set Displayed

Cobalt Drill Bit Set Displayed

This image shows two rows of drill bits. They appear to be part of a Drill America cobalt set. The drill bits in each row are arranged from largest to smallest. Cobalt drill bits are known for their hardness and ability to drill through tough materials.


Drill Bit Set in Organizer

Drill Bit Set in Organizer

This is a picture of a Drill America drill bit set. The drill bits are arranged in a round, black plastic holder. Each drill bit has its size clearly marked next to it. The set contains many different sizes of drill bits. This makes it easy to find the right size for drilling holes in various materials.


Cobalt Drill Bits for Tough Jobs

Cobalt Drill Bits for Tough Jobs

This image shows drill bits made with M42 steel that includes 8% cobalt. These drill bits are strong and made for heavy-duty work. The text says they last longer than regular high-speed steel drill bits. This type of drill bit is likely part of the Drill America D/ACO Cobalt Bit Set, which offers durable tools for drilling through hard materials.


Drill America Cobalt Drill Bit Set in Carrying Case

Drill America Cobalt Drill Bit Set in Carrying Case

This image shows a set of Drill America drill bits. The set has 29 cobalt drill bits. They range in size from 1/16 inch to 1/2 inch. The drill bits are stored in a black plastic carrying case. The case has a yellow label that says ‘Drill America Bit Cooler Drill Bit Carrying Case’. The lid of the case is next to the container holding the drill bits.


Round Shank Drill Bit for Versatile Use

Round Shank Drill Bit for Versatile Use

This image shows a drill bit with a round shank. A round shank is a type of end on a drill bit. It is designed to fit into many different kinds of drill chucks. This makes drill bits with round shanks useful for a wide variety of drilling jobs. The Drill America M42 Cobalt Drill Set includes drill bits with this type of shank.


Drill Bit Set Works on Many Materials

Drill Bit Set Works on Many Materials

This image shows that the Drill America cobalt drill bit set can be used to drill holes in different materials. It shows pictures of sheet metal, aluminum, wood, stainless steel, cast iron, and plastics. This means you can use these drill bits for many different projects around your home or workshop.


Drill Bit Size Chart

Drill Bit Size Chart

This image shows a drill bit and a chart. The chart lists different sizes of drill bits. It also shows the flute length and overall length for each size. The flute is the twisty part of the drill bit. The overall length is how long the entire drill bit is. This information helps you choose the right drill bit for your project.



Drill Bit Set with Many Sizes

Drill Bit Set with Many Sizes


Drill Bit Case with Belt Clip

Drill Bit Case with Belt Clip

This image shows a black and yellow drill bit carrying case. It has the words “DRILL AMERICA” and “BIT COOLER” on it. The case is labeled as “RUGGED & ORGANIZED”. Text at the bottom says “EASY TO ACCESS BELT CLIP”. This case is likely for holding and organizing drill bits, possibly a Drill America M42 Cobalt Drill Set.


Compact Drill Bit Set for Portability

Compact Drill Bit Set for Portability




Deodorant Clip for Pants Pocket

Deodorant Clip for Pants Pocket

The image shows a black deodorant stick clipped to the pocket of a person’s blue jeans. The deodorant has labels that say ‘FLEXIBLE’ and ‘SPACE EFFICIENT’. A clip on the side of the deodorant allows it to be held securely on the outside of the pocket, making it easy to carry around.

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Best Drill America 29pc Cobalt Bit Set Deals

Drill America 29 Piece Cobalt Stepped Point Drill Bit Set in Round Case w/Gold Oxide Finish for Drilling Acrylic, Steel, Hard Metals, Sizes 1/16" to 1/2" x 64ths, GSC Series ZMGSC29J-PC

Image of Drill America 29 Piece Cobalt Stepped Point Drill Bit Set in Round Case w/Gold Oxide Finish for Drilling Acrylic, Steel, Hard Metals, Sizes 1/16" to 1/2" x 64ths, GSC Series ZMGSC29J-PC

Key Features

  • ✅ GOLD STEPPED POINT COBALT: Drill America GSC Series Gold Stepped Point Cobalt Drill Bits start easier, drill faster, increase lifespan, and reduce heat compared to standard drill bits
  • ✅ BEST USES: This 29pc set comes with storage holder case and can be used as an enlarger for existing holes or to create new, smoother holes for multi material drilling in acrylic, steel, brass and other hardened metals
  • ✅ 135 DEGREE CUTTING ANGLE: These drill bits have a 135 degree split point tip and 3 -flat shank to prevent spinning; Sizes 11/64" and smaller have a round shank; Drill Bits have a gold oxide finish and jobber length
  • ✅ INCH SIZES INCLUDED: 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64, 1/4, 17/64, 9/32, 19/64, 5/16, 21/64, 11/32, 23/64, 3/8, 25/64, 13/32, 27/64, 7/16, 29/64, 15/32, 31/64 and 1/2
  • ✅ ABOUT DRILL AMERICA: Drill America specializes in supplying a full line of industrial and contractor cutting tools since 1923; Our products include drills, taps and dies, reamers, end mills, carbide burs, countersinks and more

Product Details

Brand:Drill America
Model:ZMGSC29J-PC
Size:29 Piece Set
Color:Gold

Drill America - DWD29J-CO-PC 29 Piece M35 Cobalt Drill Bit Set in Round Case (1/16" - 1/2" X 64ths), DWDCO Series

Image of Drill America - DWD29J-CO-PC 29 Piece M35 Cobalt Drill Bit Set in Round Case (1/16" - 1/2" X 64ths), DWDCO Series

Key Features

  • ✅ Set of 29 jobber length drill bits includes inch sizes 1/16" to 1/2" in 1/64" increments
  • ✅ Cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials
  • ✅ Gold oxide finish lubricates the drill bit and provides wear resistance
  • ✅ Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging
  • ✅ Meets ANSI specifications

Product Details

Brand:Drill America
Model:DWD29J-CO-PC
Size:Set
Color:Gold
Dimensions:N/A X N/A X N/A in

Drill America - D/A29J-CO-PC 29 Piece M42 Cobalt Drill Bit Set in Round Case (1/16" - 1/2" X 64ths), D/ACO Series

Image of Drill America - D/A29J-CO-PC 29 Piece M42 Cobalt Drill Bit Set in Round Case (1/16" - 1/2" X 64ths), D/ACO Series

Key Features

  • ✅ Set contains 29 m42 Cobalt Drill Bits sizes 1/16" - 1/2" x 1/64" increments
  • ✅ Cobalt Drills are effective in drilling tough, high tensile strength materials like stainless steel, Inconel, and titanium
  • ✅ Gold oxide finish acts as a lubricant and provides wear resistance
  • ✅ Round shanks allow use with a wide variety of tool holding systems
  • ✅ Manufactured to Aerospace Standard 907 and display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel

Product Details

Brand:Drill America
Model:D/A29J-CO-PC
Size:Set
Dimensions:4 X 2 X 6 inches

MACXCOIP Cobalt Drill Bit Set, 29Pcs M35 High Speed Steel Bits for Hardened Metals, Stainless Steel, Cast Iron and Wooden Plastics, with Metal Index Storage Box, 1/16"-1/2"

Image of MACXCOIP Cobalt Drill Bit Set, 29Pcs M35 High Speed Steel Bits for Hardened Metals, Stainless Steel, Cast Iron and Wooden Plastics, with Metal Index Storage Box, 1/16"-1/2"

Key Features

  • ✅ Various Sizes: 29 sets of drill bits include 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64“, 3/8", 25/64", 13/32", 27/64", 7/16, 29/64, 15/32", 31/64", 1/2", can meet more needs
  • ✅ M35 Cobalt Drill Bit: The M35 cobalt drill bit is a durable, sharp and robust drill bit suitable for cutting stainless steel, iron castings, copper, aluminum and other soft metals as well as plastics, wood etc
  • ✅ Quick and Efficient: The cobalt drill bit set can be used effectively on most soft and hard objects, with a 135 degree point tip and twist design for faster cutting, self-centering to prevent walk-off and faster chip and particle removal
  • ✅ HSS Drill Bit Set: HSS Jobber Length Drill Bit Kit for hardened steel with excellent cutting performance. 29 sets of drill bits for long term use. The inserts are hardened and polished for improved sharpness and precise cutting without wobbling
  • ✅ Easy Storage: The drill set includes drill holders with size indexes and is packaged in a small, strong package for easy storage and sorting. If you have any questions, please refer to us and we will be happy to help you

Product Details

Brand:MACXCOIP
Model:M35
Dimensions:15.35 X 6.3 X 4.33 inches

Cobalt Drill Bit Set - 29Pcs M35 High Speed Steel Twist Drill Bits for Hardened Metals, Stainless Steel, Cast Iron and Wooden Plastics with Metal Index Storage Box, 1/16"-1/2"

Image of Cobalt Drill Bit Set - 29Pcs M35 High Speed Steel Twist Drill Bits for Hardened Metals, Stainless Steel, Cast Iron and Wooden Plastics with Metal Index Storage Box, 1/16"-1/2"

Key Features

  • ✅ M35 Cobalt Drill Bit: Premium High Speed Steel M35 (Cobalt 5%) offers superior heat resistance and greater hardness compared to ordinary drill bits. It can extend the tool's service life when drilling hard materials.
  • ✅ 135° Split Point Design: The cobalt drill bit set can be used effectively on most soft and hard objects, with a 135 degree point tip with round straight shank, self-centering to prevent walk-off , make drilling precise and faster.
  • ✅ Efficient Drilling: Fully Ground twist design helps clear particles faster, decreases friction and heat for a cooler drilling performance.
  • ✅ Various Sizes: 29 sets of drill bits include "1/16",5/64",3/32",7/64",1/8",9/64",5/32",11/64",3/16",13/64",7/32",15/64",1/4",17/64",9/32",19/64",5/16",21/64",11/32",23/64",3/8",25/64",13/32",27/64",7/16",29/64",15/32",31/64",1/2", can meet more needs.
  • ✅ Widely Used: M35 Cobalt High Speed Steel is more suitable for tough, high tensile strength material. Particularly successful in cutting harden metals such as stainless steel, cast iron, high temperature alloy, titanium alloy, hard plastics and woods.

Product Details

Brand:SEDIANAS
Model:29 Cobalt Drill Bit
Color:29 pcs Cobalt

Drill America 29 Piece m42 Cobalt Drill Bit Set (1/16" - 1/2" X 64ths), D/ACO Series

Image of Drill America 29 Piece m42 Cobalt Drill Bit Set (1/16" - 1/2" X 64ths), D/ACO Series

Key Features

  • ✅ Cobalt steel tools are similar to high-speed steel, but with more cobalt for improved performance when cutting harder metals such as stainless steel or nickel alloys
  • ✅ Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools
  • ✅ Round shanks allow use with a wide variety of toolholding systems
  • ✅ When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging
  • ✅ 29 piece drill bit set comes in a metal case

Product Details

Brand:Drill America
Model:D/A29J-CO-SET
Size:Set
Color:Gold
Dimensions:N/A X N/A X N/A in

GMTOOLS 29Pcs Cobalt Drill Bit Set, 135 Degree Tip High Speed Steel with Black and Gold Finish, Stainless Steel, Plastic and Wood with Metal Indexed Storage Case 1/16"-1/2"

Image of GMTOOLS 29Pcs Cobalt Drill Bit Set, 135 Degree Tip High Speed Steel with Black and Gold Finish, Stainless Steel, Plastic and Wood with Metal Indexed Storage Case 1/16"-1/2"

Key Features

  • ✅ High Quality Material: The combination of high-speed steel black and gold oxide finish increases drill bit's corrosion resistance and wear resistance.
  • ✅ 135°Split Point: The 135 degree fast cutting point is automatically centered and penetrates quickly with less pressure, fully ground drill bit with sharp and durable cutting edge. Twist design for bring metal shavings up and out of the hole drill.
  • ✅ Features: round straight shank, self-centering design prevents walking, fully ground twist design ensures a drilling performance by decreasing friction, easily for drilling materials includs stainless steel, cast iron, alloy, wood and hard plastics.
  • ✅ Set Includes: 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64, 1/4, 17/64, 9/32, 19/64, 5/16, 21/64, 11/32, 23/64, 3/8, 25/64, 13/32, 27/64, 7/16, 29/64, 15/32, 31/64 and 1/2 inch bits;Storage in a metal indexed case.
  • ✅ Quality Commitment: If for any reason you are not satisfied with your purchase, please contact us. We provide 30-day money back. 100% Satisfaction Guarantee for risk-free shopping!

Product Details

Brand:GMTOOLS
Model:29pcs

VEVOR Cobalt Drill Bit Set, 29Pcs (1/16" - 1/2") M35 High Speed Steel Cobalt Bits with Storage Case, 135 Degree Tip Twist Jobber Drill Bit for Metal, Stainless Steel, Aluminum Alloy, Wood, Plastic

Image of VEVOR Cobalt Drill Bit Set, 29Pcs (1/16" - 1/2") M35 High Speed Steel Cobalt Bits with Storage Case, 135 Degree Tip Twist Jobber Drill Bit for Metal, Stainless Steel, Aluminum Alloy, Wood, Plastic

Key Features

  • ✅ Premium Material: The wear-proof cobalt drill bit set is made from M35 high-speed steel with 5% cobalt content for exceptional strength. The clean surface and high grinding precision ensure the bits stay sharp even under tough working conditions
  • ✅ Efficient Performance: The 135° quick-cut point ensures automatic centering and reduces drift. With a fully ground design for sharp, durable cutting edges and a twisted structure for chip clearance, the metal drill bit enhances drilling speed
  • ✅ 29 Sizes Available: The m35 cobalt drill bit set includes a wide range of sizes to meet various needs, from precision tasks to heavy-duty applications. Ideal for DIY, home renovations, and industrial projects, providing precise and efficient drilling
  • ✅ Versatile Material Compatibility: These cobalt drill bits are suitable for a variety of materials, including steel, stainless steel, aluminum, copper, wood, and plastic. Effortlessly handle drilling tasks across different hardness and material types
  • ✅ Convenient Storage & Portability: Our drill bit for metal drilling comes with a dedicated storage case to neatly organize and access the various drill sizes. Easy to carry in your toolbag, providing great convenience and flexibility for daily use.

Product Details

Brand:VEVOR
Model:SSHYMHZ29
Size:1/16" to 1/2"
Color:Gold and Black
Dimensions:8.46 X 5.51 X 3.15 inches

GMTOOLS 29Pcs Cobalt Drill Bits Set, M35 High Speed Steel, 135 Degree Tip, Stainless Steel, Plastic and Wood with Metal Indexed Storage Case 1/16"-1/2"

Image of GMTOOLS 29Pcs Cobalt Drill Bits Set, M35 High Speed Steel, 135 Degree Tip, Stainless Steel, Plastic and Wood with Metal Indexed Storage Case 1/16"-1/2"

Key Features

  • ✅ Perfect Drill Bits: Precision grinding process for a clean surface and high grinding accuracy. Universal round drill shank, widely applicable of tool holding systems and tightly clamped
  • ✅ 135° Split Point & Twist Design: The 135 degree fast cutting point is automatically centered and penetrates quickly with less pressure, reducing walking, fully ground drill bit with sharp and durable cutting edge. Twist design for clear chips faster
  • ✅ Enhanced M35 Alloy Material: These drill bits contain 5% Cobalt alloy steel, which increases wear resistance and durability. Industry grade high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set
  • ✅ Set Includes: 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64, 1/4, 17/64, 9/32, 19/64, 5/16, 21/64, 11/32, 23/64, 3/8, 25/64, 13/32, 27/64, 7/16, 29/64, 15/32, 31/64 and 1/2 inch bits; Comes in metal indexed storage case for easy storage
  • ✅ QUALITY COMMITMENT: If for any reason you are not satisfied with your purchase, please contact us. We provide 30-day money back. 100% Satisfaction Guarantee for risk-free shopping!

Product Details

Brand:GMTOOLS
Model:Cobalt Twist Drill Bit
Size:29Pcs

Drill America - DWDCO29P12 #29 Cobalt Drill Bit (Pack of 12), DWDCO Series

Image of Drill America - DWDCO29P12 #29 Cobalt Drill Bit (Pack of 12), DWDCO Series

Key Features

  • ✅ Cobalt steel tools are similar to high-speed steel, but with more cobalt for improved performance when cutting harder metals such as stainless steel or nickel alloys
  • ✅ Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools
  • ✅ Round shanks allow use with a wide variety of toolholding systems
  • ✅ When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging
  • ✅ Ideal for drilling in tough, high tensile strength materials

Product Details

Brand:Drill America
Model:DWDCO29P12
Size:#29
Dimensions:6 X 4 X 2 inches
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