Top 10 Best counter sinker bit in 2026

Last Updated - 6/22/2026

🏆Best Choice

EZARC

EZARC Countersink Drill Bit Set, 12 PCS Counter Sink Drill Bit Adjustable, #4, #6, #8, #10, #12, Magnetic Extension bit Holder for Woodworking with Storage Box

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•【Unique Two-Flute Design】Featuring a dual-edge cutting design, these countersink drill bits eliminate chatter and ensure smooth, precise finishes. Compared to single-blade bits, they offer faster cutting, ideal for larger or deeper countersinks.
•【Upgraded 12-Piece Set】This EZARC countersink drill bit set includes 5pcs Countersink bits (#4, #6, #8, #10, #12), 5pcs Replaceable drill bits, 1pc 60mm Magnetic Extension bit holder, 1pc Allen Wrench,Storage Case.
•【Strong and Durable】Crafted from premium titanium-coated high-speed steel, the countersink bits are perfect for use on both softwood and hardwood. The upgraded chamfer blade with a stepped design minimizes cutting resistance and maximizes durability.
•【Efficient and Clean Drilling】Designed with sharp blades and an 82-degree countersink angle, these bits deliver fast, clean pilot holes for a snug screw fit. All-in-one drilling, countersinking, and counterboring maximize efficiency.
•【Versatile Application】Equipped with a 1/4" hex shank, these countersink drill bits are compatible with a wide range of tools, including impact drills, including hand drills, bench drills, and electric drills. Adjustable depth settings accommodate various wood thicknesses, though extended use on hardwood is not recommended.

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$16.97

$19.97

-15%

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EZARC

EZARC Countersink Drill Bit Set, 22 PCS Counter Sink Drill Bit with 2 Wood Plug Cutters, Magnetic Extension Bit Holder, Screwdriver Bits, 1/4" Hex Shank for Woodworking with Storage Box

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•【Complete 22-Piece Set】EZARC countersink drill bit set includes 5pcs flat head countersink drill bits (#4, #6, #8, #10, #12), 6pcs replaceable HSS drill bits, 2pcs wood plug cutters (3/8", 1/2"), 7pcs S2 screwdriver bits, 1pc magnetic extension bit holder, 1pc hex wrench, all neatly packed in a durable storage case.
•【Dual-Flute Flat Head】Featuring a two-flute cutting edge, these countersink drill bits ensure smoother cutting, reduced vibration, and faster drilling compared to single-flute designs, delivering a precise and clean finish on wood.
•【Nitride-treated HSS】Crafted from premium HSS 4341 with a nitrided surface treatment, the drill bits offer higher hardness, wear resistance, and extended tool life. Suitable for both softwood and hardwood (not recommended for prolonged use on hardwood).
•【All-in-One Drilling Solution】Perform drilling, countersinking (82°), and counterboring in a single step. Adjustable drilling depth provides flexibility for different woodworking tasks, while the stepped chamfer blade reduces cutting resistance for higher efficiency.
•【Versatile & Convenient】Equipped with a 1/4" hex shank for compatibility with hand drills, electric drills, and bench drills.The extendable magnetic bit holder provides extra reach and stability when driving screws.

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$24.97

$29.97

-17%

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EZARC

EZARC Countersink Drill Bit Set, 15 PCS Tapered Drill Bits Counter Sink Drill Bit with 2PCS Wood Plug Cutter 1/4" Hex Shank Quick Change for Woodworking with Storage Box

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•【New Upgraded Set】EZARC 15pc countersink drill bit set that covers all the tool accessories you need for entire wood project. This includes 7pcs Tapered drill bits: 2pcs #4 (7/64"),2pcs #6 (9/64"), #8 (11/64"), #10 (3/16"), #12 (7/32"), 2pcs Wood plug cutters (3/8" and 1/2"), 1pc Allen key, 2pcs Depth stop rings (3/8" and 1/2"), 2pcs Phillips screwdriver bits (PH1 and PH2) and 1pc Extension bit shaft.
•【Nitride-treated HSS】Crafted from industrial-grade high-speed steel with a nitrided surface, our woodworking countersink drill bit offer enhanced toughness and wear resistance. Compared to common carbon steel bits on the market, it boasts 2X longer lifetime.
•【Precision Depth Control】With adjustable depth stop collars, this counter sink drill bit for wood offers precise control over pilot hole depth, ensuring consistent and accurate countersinking for a truly professional finish.
•【Efficient Drilling, Flawless Finish】Our drill bit's sharp cutters and 82-degree counterbore angle ensure smooth, rapid drilling in hard and soft woods. Tapered pilot bits deliver fast, clean pilot holes for a snug screw fit. All-in-one drilling, countersinking, and counterboring maximize efficiency.
•【Versatile & Compatible】Ideal for various woodworking projects such as cabinetry and furniture making, this counter sinker drill bit set are suitable for hand drills, bench drills, electric drills. Note: For optimal cutting results, it is recommended to use the wood plug cutter on a bench drill.

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$29.97

$35.97

-17%

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Pylevemv

Pylevemv 5Pcs Countersink Drill Bit Set, Premium Drill Bit with 82-Degree, 5 Flutes, Quick-Change Hex Shank, 1/4 Inch to 3/4 Inch Size, Counter Sink Bits for Wood, Metal, Plastic

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•【Robustness and Longevity】Crafted with precision from high-quality materials, countersink drill bit set boasts sharpness and robustness, minimizing cutting resistance, ensuring reliability for your woodworking endeavors
•【Versatile Application】Achieve flawless, burr-free finishes with this 82° countersink bit—ideal for wood, plastic, metal & composites (not stainless). Perfect for clean chamfers & smooth screw seating. Pre-drill a pilot hole for precision results every time
•【Multiple Sizes】The countersink drill bits set includes 5 sizes: 1/4, 3/8, 1/2, 5/8, 3/4 inch, Including a Bit Holder and a plastic Storage Toolbox, allowing you to choose the appropriate size for your specific project needs
•【Enhanced Efficiency】With 5 flute design, countersink drill bits ensure efficient debris removal, resulting in smoother and cleaner countersinking（ensuring screws and fasteners sit flush）, saving time and effort during your projects
•【Easy to Use】Featuring a hex shank design, our counter sink drill bit its with most power drills and drivers, offering convenience and user-friendliness for woodworkers and DIY enthusiasts. You just go slow it will leave a buttery smooth countersink

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$6.97

$9.99

-30%

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IRWIN

IRWIN Metal Countersink Drill Bit Set, 5 Piece, 1877793

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Precision Ground 82° Tip For Countersinking Most Machinable Metals, Wood, And Plastic
•Made From Industrial Grade High Speed Steel For Increased Durability
•Includes A Black Oxide Finish For Added Corrosion Resistance
•Five-Flute Design Reduces Vibration For Smoother Drilling And Extended Life
•Precision-ground 82 tip for countersinking into most machinable metals, wood or plastic
•Made from industrial grade high speed steel for increased durability
•Includes a black oxide finish for added corrosion resistance
•Five flute design reduces vibration for smoother drilling and extended life
•1/4" round shank fits all handheld and stationary drills

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$50.99

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EMSTAR

5PCS Countersink Drill Bit Set, Premium HSS Countersink Drill Bit with 82-Degree, 5 Flutes 1/4 Inch Quick-Change Hex Shank, 1/4 Inch to 3/4 Inch Size, Counter Sink Drill Bits for Wood, Metal, Plastic

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•【Top Quality】Our countersunk drill is made of high-quality M2 high-speed steel to ensure its high hardness and durability, providing excellent cutting ability
•【1/4" Hex Shank】This set of countersink bits includes 5 different sizes - 1/4"(6 mm), 3/8"(10 mm), 1/2"(13 mm), 5/8"(16 mm), 3/4"(19 mm). These drill bit feature a 1/4" hex shank, making them compatible with all types of drill bits and mold grinders
•【Enhanced Efficiency】With 5 flute design, countersink drill bits ensure efficient debris removal, resulting in smoother and cleaner countersinking（ensuring screws and fasteners sit flush）, saving time and effort during your projects
•【Widely Application】Our metal countersink drill bit can be used for drilling holes in medium hardness stainless steel, copper, aluminum, plywood, softwood, hardwood and fiberglass plastics.Meet all your DIY needs
•【Package Content】The countersink drill bits set includes 5 sizes: 1/4"(6mm), 3/8"(10mm), 1/2"(13mm), 5/8"(16mm), 3/4"(19mm),all bit designed with 1/4" hex shank

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$6.69

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wesleydrill

wesleydrill 5 pcs Countersink Drill Bit Set，82 Degree Counter Sink， Fit for Sink Holes into Most Machinable Metals, Plywood, Softwood, Hardwood, Fiberglass Plastic, Mild Steel

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•[Specifications and packaging]: Countersink drill bit set includes 5 pcs countersink bits and 1 pc aluminum carrying case.Include size:1/4"", 3/8"", 1/2"", 5/8"", and 3/4"".
•[Function]: Countersink drills can be used to drill holes in most workable metals, plywood, softwoods, hardwoods, fiberglass plastics and mild steel.
•[Material]: Metal countersink bits are made of industrial grade high speed steel for durability and each countersink is coated with a black oxide coating to prevent corrosion.
•[Advantage]: The five-edged design with 82-degree counter sink removes chips faster and dills hole smoother and the special design can ensure that 82-degree counter sink can extend service life.
•[Special 82-Degree Tip Drills]: 82 degree counter sink can drill holes in almost any material because of its unique design and high efficiency.It is very convenient for you to use it.

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$12.99

$14.99

-13%

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HIPULX

HIPULX Countersink Drill Bit Set for Wood - 14 PCS Counter Sink Drill Bits Adjustable #4, #6, #8, #10, #12, 1/4" Hex Shank, with Magnetic Extension bit Holder & Storage Box

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Designed with a sharp blade and 82-degree countersink angle, this drill drills holes quickly and cleanly, ensuring a snug fit for screws. Drilling, countersinking, and counterboring are all done in one operation for maximum efficiency. No splintering, no rust, just a flawless surface!
•UNIQUE SINGLE BLADE DESIGN: Eliminates chatter and wobble for mirror-smooth finishes in hardwoods. Delivers razor-sharp precision—no roughness, just pure clean countersinks every time！
•DESIGNED FOR You: Features premium Titanium-coated HSS pilot bits that resist breakage. Loosen set screw to adjust twist drill length or clear chips.→ Match exposed bit length to screw depth.→ Tighten screw; drill through joined wood in one go.→ Drive screw flush into the pilot hole.
•VERSATILE USE: Compatible with all hand drills, bench drills, electric drills, and impact drivers (use torque control). Adjustable depth suits any wood thickness. Works flawlessly in softwood (pine), hardwood (maple/oak), composites (MDF/plywood), and plastics.Not recommended for prolonged use on hardwood.
•WHAT YOU GET: HIPULX countersink drill bit set includes 5pcs Countersink bits (#4, #6, #8, #10, #12), 5pcs Replaceable drill bits, 1pc 2-3/8 Magnetic Extension bit holder, 1pc Allen Wrench, Storage Case.

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$9.99

$14.99

-33%

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fixinus

5 Piece Countersink Drill Bit Set for Woodworking, Fixinus 1/4” Hex Shank HSS Counterbore Hole Drill Bit, 5/6/8/10/12# Counter Sinker Set with L Wrench

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•【Multiple Sizes】Set for woodworking. Hole size for #5, #6, #8, #10, or #12 screws.
•【High Quality Material】Made of high speed steel with excellent hardness of HRC 62-64, it provides superior cutting performance, high durability and good abrasion resistance.
•【1/4'' Hex Shank】Quick change chuck work with impact drills and other power tools, meets all your daily needs. The size of the product interface is suitable for most household drills.
•【Multi-purpose】Suitable for home or professional woodworking project, used on wood, plastic, PVC, fiberboard, chipboard, plywood, rubber and more. Drilling, countersinking and countersinking in one step.
•【Standard 82° Angle】These countersink bits pilot screw are designed to fit the most commonly used woodworking 82° screws.

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$5.29

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Aleric

Aleric Countersink Drill Bit Set, High Speed Steel Counter Sinker Drill Bit 5Pcs 5 Flute 6mm Hex Shank with 82 Degree Mill Cutter Bit Countersink Bits for Wood Metal in Size 1/4” 3/8” 1/2” 5/8” 3/4”

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•【Multiple Sizes Countersink Drill Bit】 – The countersink drill bit set is come in 5 most popular sizes : 1/4, 3/8, 1/2, 5/8, 3/4 inch, which will meet your daily needs.
•【High Speed Steel Countersink Drill Bit】– The countersink drill bit is made with Titanium Coating, and 82-degree tips for drilling into wood, soft metals, rubber, plastic, mild steel, don't work on stainless.
•【Universal 1/4”Hex Shank】– The countersink drill bit is designed with 1/4" round shank, which fits all handheld and stationary drills. And Five-flute design reduces vibration and removes chip better, provides smoother drilling experience and extended bit life.
•【Widely-Used Countersinks】 – The Counter Sinker Drill Set contains 1/4", 3/8", 1/2", 5/8", and 3/4" countersink drill bits that are very commonly used, It is great for drilling holes into wood, soft metals, rubber, plastic, Suitable for DIY and will improve your work efficiency.
•【Qualitied After-Sale Service】– The countersink drill bit set is made of industrial grade high carbon steel with hard titanium coating. Durability & Long service life. And we offer a free exchange/refund service within 45 days after purchase. Please feel free to contact us if you have any issues with the product.

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$7.91

$8.99

-12%

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