Top 10 Best bolt deburring tool in 2026

Last Updated - 6/13/2026

🏆Best Choice

NEIKO

NEIKO 10218A Countersink Drill Bit Set for Wood and Metal, 1/4” Tri-Flat Shank, 5 Piece Countersink Bits, M2 High Speed Steel

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•PRECISION MACHINED TIPS: These countersink drill bits come with 1/4" tri-flat shanks with a precision-ground 82-degree tip for sinking holes into wood, machinable metals, mild steel, fiberglass plastic, and more and fit common handheld power drills.
•M2 HSS MATERIAL: Each metal countersink bit is made of high quality M2 HSS material for extended drill bit life and efficiently drills countersinks to help create strong joints between screw and material.
•FIVE-FLUTE DESIGN: Each of the 5 counter sink bits utilizes a five-flute design that reduces vibration for smoother drilling as found in woodworking with a 1/4-inch shank that allows easy gripping.
•BIT HOLDER CASE INCLUDED: Each countersink drill bit set comes with an aluminum case for carrying and easy storage.
•BIT SIZES: Each countersink tool set contains 1/4", 3/8", 1/2", 5/8", and 3/4" drill bits that are very commonly used.

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$23.99

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Benksaas

Titanium Coated Countersink Chamfer Tool, 4 Pcs Multi-Function 90 Degree High Speed Steel Countersink Drill Bit Set,Deburring Tool Set for Wood, Metal,Plastic, PVC (Highspeedsteels)

9.6

ChoiceComparer.com Score

9.6

/ 10

Outstanding

Main highlights

•【Premium Quality Countersink Drill Bit】Our Titanium Coated Countersink chamfer tools are made from durable high-speed steel for enhanced toughness and longevity. Designed for consistent performance, these bits are dependable for both professional craftsmen and DIY enthusiasts.
•【Impressive Performance】Engineered for precision, these countersink drill bits deliver smooth, chatter-free cuts, making deburring holes and chamfering edges effortless. The cone-shaped tip ensures accurate centering, while the enlarged spiral flutes efficiently remove chips, making them suitable for challenging materials such as stainless steel.
•【Versatile Application】Compatible with a variety of drilling equipment—including table drills, milling machines, cordless drills, and impact drivers—these bits are versatile tools for any project. Whether you're a professional machinist or a home DIYer, our countersink bits meet all your metal drilling requirements.
•【Comprehensive Countersink Drill Bit Set】This set includes four drill bits in different sizes—2-5mm, 5-10mm, 10-15mm, and 15-20mm—providing a comprehensive solution for various tasks. With this set, you'll always have the right size on hand to tackle any countersinking job.
•【Perfect for All Skill Levels】Designed for ease of use and versatility, our countersink drill bit set is perfect for both beginners and experienced professionals. Achieve clean, precise results effortlessly with our Titanium Coated Countersink Chamfer Tool—the ideal choice for all your countersinking needs.

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$10.99

$11.99

-8%

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PETTIS

Countersink Drill Bit Set 5 pc,3in1 Woodworking Counterbore Hole Drill Bits,Tapered Countersink Bit,Depth Adjustable M2 Pilot Drill Bits, 82-Degree Chamfer, 1/4”Hex Shank

9.4

ChoiceComparer.com Score

9.4

/ 10

Outstanding

Main highlights

•This countersink drill bit set is proudly made of classic High Speed,it offers superior cutting power, high durability, and good abrasion resistance.Wood countersink bit with wider flute shape for increased chip flow. Drill bits are precisely fit into the countersink sleeves and the two chamfered flutes enable faster operation and self-clearing drilling on the swarf, making perfectly sized and shaped holes
•Tapered drill bits pointed tip and wide flute for drilling fast, clean pilot hole, ensures tight fit for screws. The 2 in 1 design turns two-step countersinking into one-step operation. This can make perfect countersink holes for both flush-set and plugged screws, countersink drill bits for wood made to drill, countersink, and counter-bore in 1 step sink counter set. Counter sink bits designed as to work as wood drill bits
•The countersink bits are ideal for bench drill, hand drill, and a conventional electric drill, Built with 1/4" hex shank to fit most quick-change chuck machines or power drills; Package Includes 5 pieces of M2 Screw Drill/Countersink/Counterbore bits in sizes 5/64”, 3/32”, 7/64”, 1/8”, 9/64”,the sharp M2 Pilot Hole Drill Bit is detachable, so you can adjust the drill depth according to the length of your screw; then tighten it with the hex key (included) to the Countersink / Counterbore sleeve
•These pilot screw countersinks bits are designed to match the most commonly used woodworking 82° screws you might encounter . Adjustable countersink drill bit with quality-built depth adjustable counter bore attaches to flat on shank with 1 hex screws for controlled pilot hole depth. Best adjustable wood countersink drill bits set ideal for woodworking.
•Zhong lian de tools is committed to providing consumers with 100% satisfaction. Our goal is always to create perfect products for consumers,Please contact to us on your order page if having any issues with our countersink drill bit set. In order to give you a better shopping experience, we are more than willing to help you solve all questions about the product.

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$9.99

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LAMPTOP

LAMPTOP 26-Pack Woodworking Tools and Accessories Including Countersink Drill Bits, 3-Pointed Countersink Drill Bit with L-Wrench, Wood Plug Cutter, Step Drill Bit, and Automatic Center Punch

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•LAMPTOP 26 Pcs woodworking chamfer drilling tool kit set, including 7 Pcs 3- Pointed Countersink Bit, 8 Pcs Wood Plug Cutter Drill Bit Set (2 styles), 3 Pcs Step Drill Bit, 6 Pcs 1/4" Hex Shank 5 Flute Countersink Drill Bit, 1 pcs L-Wrenches and Automatic Center Punch to create a starting point that prevents screws and drills from wandering.
•8 Pcs 3/8" Shank Wood Plug Cutter Drill Bit Set (2 styles) – made of durable high-carbon steel, it is used for 1/4", 3/8", 1/2", and 5/8" wood plug to cover recessed screw holes or hide imperfections. Can cut the plug 22mm/23mm/25mm/26mm in depth as well.
•6 Pcs 1/4" Hex Shank 5 Flute Countersink Drill Bit – Made of high-speed steel, they are perfect for sinking 90° holes in Wood and PVC board for countersunk screws. Diameter- 6mm, 8mm, 9mm, 12mm, 16mm, 19mm. Suitable for drilling holes in iron plates, copper plates, aluminum plates, wood, PVC sheet, and insulation boards.
•7 Pcs 3-Pointed Countersink Bit – made of high-carbon-steel with high hardness & abrasive resistance, a large chip flute and five edge chamfers can drain wood dust faster and easier (size - 0.12*2.36in, 0.15*2.95in, 0.19*3.35in, 0.23*3.54in, 0.27*4.13in, 0.31*4.33in, 0.39*4.72in). with a 1pc hex l-wrench, you could easily remove and adjust counter sleeve depth and drill depth.
•3 Pcs 1/4" Hex Shank HSS Step Drill Bit Set – great heat/ corrosion/ rust resistance with titanium coating. Specification: 4-12mm / 4-20mm / 4-32mm. Suitable for drilling holes in Iron Plate, Copper Plate, Aluminum Plate, Wood, PVC sheet, Insulation Boards. Not recommend for hard and brittle materials such as glass, tile floor, wall etc.

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$26.76

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HOHXEN

HOHXEN Countersink Deburring Tool Set Drill Bits 1/4 Hex Shank Chamfer Wood Countersink Deburring Drill Bit Tool 5/64 1/8 3/16 (Set of 3)

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•Wood Countersink Deburring Tool Set Drill Bits 1/4" Hex Shank Chamfer Wood Metal Drilling 5/64" 1/8" 3/16" Set of 3
•Quick-change 1/4" standard hexagon shank; Type of shank: hex shank
•Great for Sinking 90 Degree Holes into Wood and Soft Metals Countersunk Screws and Fixings. Suitable for DIY, Home and General Building/Engineering Using.
•Bearing steel chamfer cutter countersink set, performed well in chamfering, deburring, bore-hole. Professional chamfering cutter, smooth sharp edge, cutting effect is good.
•Suitable for chamfering process the thin board, such as wood, PVC board, aluminium sheet, insulating plate or thin plastic sheet, etc.

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$9.99

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Chiloskit

Chiloskit Industrial 90 Degrees 3 Flutes M2 High Speed Steel Countersink Drill Bits Set for Meta Wood 5/8, 3/8, Bolt Deburring Tool DIY Tool (8.3mm/0.33inch)

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•These Countersink Drill Bits are beautifully machined to achieve exact countersink holes fit for 90-degree flat heads screws; allows the screw heads to be flush and even with the surface of the material being utilized
•M2 high speed steel countersink bit with high hardness enables long drilling life and efficient drilling performance.
•HIGH DURABILITY - This countersink drill bit set is proudly made of M2 High Speed Steel with excellent hardness of HRC 62-64; it offers superior cutting power, high durability, and good abrasion resistance
•VERSATILE USE: The countersink bits are ideal for bench drill, hand drill (Not recommended), and a conventional electric drill, perfect for Metal wood, fiberboard, particleboard, plywood, plastic, PVC, rubber, etc.
•The countersink drill bit set is made of industrial grade steel . 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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$9.11

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KEWAYO

4pc Titanium Countersink Drill Bit Set Chamfer Deburring Tool for Metal Wood HSS

8.7

ChoiceComparer.com Score

8.7

/ 10

Good

Main highlights

•Material: Made of high speed steel, titanium coated
•Use: 90¡ã angle on the point for sharp and precise countersinking, used for workpiece circular aperture chamfering or cone hole
•Chamfer range: 2-5mm, 5-10mm, 10-15mm, 15-20mm; Shank diameter: 6mm, 8mm, 10mm, 12mm; Head diameter: 10mm, 14mm, 21mm, 28mm
•Application: Suitable for cutting thin metal, wood,plastic and thin iron plate (hardness <25 degrees)
•This bits should use the bench drill , it is easy to shake and it will affect the chamfering effect if you use the hand drill

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$15.99

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CONQUER

CONQUER Tools 2PCS Deburring Chamfer Tool Set, Deburring External Drill Bit, Countersink Drill Bit for Fit 1/8"-3/4"(3mm-19mm)

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•Outer works on -Round Stock -Bar Stock -Threaded Rod -Screws and more
•Inner Chamfer Tool Works On -Steel Pipe -Iron Pipe -Stainless Steel Pipe -Copper Tube -Aluminum Tube -Hard Plastic Tube
•Easy to work- Best deburring tool for metal. Attaching the deburring external chamfer tool to the end of th power drill, Use the lowest speed on the drill bit, and then slightly applying pressure to remove the burr.
•Safety Design- Quickly repairs damaged bolts and tightens the nuts in place without hurting your hand, no sparks, and no burns; Simplifies the repair process.
•Using proper speeds-Drill use 0-400 RPMs. Fit 1/8' (3mm) to 3/4' (19mm). Countersink

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$41.03

$45.59

-10%

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