10 Best Drill America 29 Piece of 2025

Tested and Reviewed: Top 10 Drill America 29 Piece deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

Drill America

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

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Editor's bottom line:

“This drill america 29 piece is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

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

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Picked by 397 people today

9.5

Drill America

Drill America - KFD29J-PC 29 Piece Heavy Duty High Speed Steel Drill Bit Set with Black and Gold Finish in Round Case (1/16" - 1/2" x 64ths), KFD Series

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Main Highlights

Assortment of 29 jobber length drill bits includes inch sizes 1/16" to 1/2" in 1/64" increments
High-speed steel (HSS) provides hardness for wear resistance
Black and gold oxide finish resists corrosion and increases the hardness of the drill bit
Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging
Comes in a plastic storage case

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9.5

Drill America

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

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Main Highlights

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

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9.2

Drill America

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

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Main Highlights

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
Cobalt steel provides extended tool life compared to high-speed steel drill bits, and maintains the tool's toughness and hardness in high drilling temperatures
Effortlessly grip the set in 1 hand as you would a travel coffee mug or leave it in the cup holder of your truck while on the way to a job
When all hands are on deck, hang the drill index on your belt whether you're in the shop or field
Unique round drill index combines form and function into 1 beautifully designed, easy to carry drill set

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9.0

Drill America

Drill America 29 Piece High Speed Steel Drill Bit Set with Black Oxide Finish (1/16" - 1/2" X 64ths), DWDN Series

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Main Highlights

Set of 29 jobber length drill bits includes inch sizes 1/16" to 1/2" in 1/64" increments
High-speed steel (HSS) provides hardness for wear resistance
Black oxide finish reduces wear while promoting chip and coolant flow
118-degree conventional point for a range of drilling applications
Meets ANSI specifications

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8.8

Drill America

Drill America 29 Piece Heavy Duty High Speed Steel Drill Bit Set with Black and Gold Finish in Metal Case (1/16" - 1/2" x 64ths), KFD Series

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Main Highlights

High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance
Black oxide treatment adds lubricity and creates small pockets on the surface of the tool that act to hold coolant near the cutting edge
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

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8.6

Drill America

Drill America 29 Piece Quick Change Cobalt Drill Set with Hex Shank in Round Plastic Case, (1/16" - 1/2" x 64ths), COHEX Series

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Main Highlights

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
1/4 in. hex shank can be used in quick change impact drivers
135 degree split point tip for self-centering and reducing thrust; Compared to a conventional 118 degree tip, these drills wont go "walking" on you
Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools; performance is similar to uncoated tools
Sizes in set: 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"

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8.3

Drill America

Drill America - KFD29J-3F-PC 29 Piece Heavy Duty 3 Flat Shank High Speed Steel Drill Bit Set with Black and Gold Finish in Round Case (1/16" - 1/2" x 64ths), KFD Series

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Main Highlights

Assortment of 29 jobber length drill bits includes inch sizes 1/16" to 1/2" in 1/64" increments
High-speed steel (HSS) provides hardness for wear resistance
Precision ground 3-flat shanks
Black and gold oxide finish resists corrosion and increases the hardness of the drill bit
Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging

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8.1

Drill America

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

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Main Highlights

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

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8.1

Drill America

Drill America D/A29S-CO-SET 29 Piece m42 Cobalt Screw Machine (Stub) Drill Bit Set (1/16" - 1/2" x 64ths), D/ASTCO Series

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Main Highlights

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; Cutting Angle: 135
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

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Our Best Overall Choice

Best Choice

9.7

Drill America

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

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Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

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

Show Price

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