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10 bestCountersink Bit For Aluminumof December 2025

112M consumers helped this year.

1

Amana Tool 55227 Carbide Tipped 82 Degree Countersink Set with Adjustable Drill Bit Depth Stop and No-Thrust Ball Bearing 3/8 Dia x 1/8 Drill Dia x 1/4 Inch Quick Release Hex Shank

Amana Tool 55227 Carbide Tipped 82 Degree Countersink Set with Adjustable Drill Bit Depth Stop and No-Thrust Ball Bearing 3/8 Dia x 1/8 Drill Dia x 1/4 Inch Quick Release Hex Shank

Amana Tool 55227 Carbide Tipped 82 Degree Countersink Set with Adjustable Drill Bit Depth Stop and No-Thrust Ball Bearing 3/8 Dia x 1/8 Drill Dia x 1/4 Inch Quick Release Hex Shank

Amana Tool

9.8

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23% off

2

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

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

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

NEIKO

9.6

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3

DKIBBITH Countersink Drill Bit Set, 5 Pieces High Speed Steel 82 Degree 5 Flute 6mm Round Shank Mill Cutter Bit Countersink in Sizes 1/4” 3/8” 1/2” 5/8” 3/4” Set with Carrying Case

DKIBBITH Countersink Drill Bit Set, 5 Pieces High Speed Steel 82 Degree 5 Flute 6mm Round Shank Mill Cutter Bit Countersink in Sizes 1/4” 3/8” 1/2” 5/8” 3/4” Set with Carrying Case

DKIBBITH Countersink Drill Bit Set, 5 Pieces High Speed Steel 82 Degree 5 Flute 6mm Round Shank Mill Cutter Bit Countersink in Sizes 1/4” 3/8” 1/2” 5/8” 3/4” Set with Carrying Case

DKIBBITH

9.4

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4

Countersink Drill Bit Set, 7-Piece Woodworking M2 Counterbore Taper Bits for #4, 6, 8, 10, 12, 14 Screws, 82-Degree Chamfer, ¼” Hex Shank, 2 Allen Wrenches, HSS Drill Bits Detachable Depth Adjustable

Countersink Drill Bit Set, 7-Piece Woodworking M2 Counterbore Taper Bits for #4, 6, 8, 10, 12, 14 Screws, 82-Degree Chamfer, ¼” Hex Shank, 2 Allen Wrenches, HSS Drill Bits Detachable Depth Adjustable

Countersink Drill Bit Set, 7-Piece Woodworking M2 Counterbore Taper Bits for #4, 6, 8, 10, 12, 14 Screws, 82-Degree Chamfer, ¼” Hex Shank, 2 Allen Wrenches, HSS Drill Bits Detachable Depth Adjustable

DECKRKAT

9.2

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5

KEO 53512 Cobalt Steel Single-End Countersink, Uncoated (Bright) Finish, 82 Degree Point Angle, Round Shank, 5/16" Shank Diameter, 1/2" Body Diameter

KEO 53512 Cobalt Steel Single-End Countersink, Uncoated (Bright) Finish, 82 Degree Point Angle, Round Shank, 5/16" Shank Diameter, 1/2" Body Diameter

KEO 53512 Cobalt Steel Single-End Countersink, Uncoated (Bright) Finish, 82 Degree Point Angle, Round Shank, 5/16" Shank Diameter, 1/2" Body Diameter

KEO Cutters

9.0

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OtherRelated products

SQLMLZ 6 Pieces Countersink Drill Bit Set for Metal,M35 Cobalt Countersunk Bits 82 Degree 5 Flute,1/4 Inch Hex Shank Countersunk Bit Set 1/4”5/16” 3/8” 1/2” 5/8” 3/4” Set with Bit Holder

SQLMLZ 6 Pieces Countersink Drill Bit Set for Metal,M35 Cobalt Countersunk Bits 82 Degree 5 Flute,1/4 Inch Hex Shank Countersunk Bit Set 1/4”5/16” 3/8” 1/2” 5/8” 3/4” Set with Bit Holder

OCGIG 4pcs Countersink Chamfer Tool HSS(4241) Deburring Tool Set Metal Wood Drill Bits

OCGIG 4pcs Countersink Chamfer Tool HSS(4241) Deburring Tool Set Metal Wood Drill Bits

TJR® Countersink 90° Set of 6 Pieces 1/4", 1/3", 2/5", 1/2", 2/3", 4/5" HSS (4241) Coated, for chamfering. Tool Bits Set for Steel, Aluminum, Brass, Wood, Plastic (Coated in Carton Box)

TJR® Countersink 90° Set of 6 Pieces 1/4", 1/3", 2/5", 1/2", 2/3", 4/5" HSS (4241) Coated, for chamfering. Tool Bits Set for Steel, Aluminum, Brass, Wood, Plastic (Coated in Carton Box)

Limit Countersink Drill Bit Kit 5pcs Spiral Countersink Chamfer Bit,Adjustable Alloy Steel Woodworking Drilling Holes for Power Tool Accessories Used in Wood, Plastic, Soft Metal, Fiberboard(8mm)

Limit Countersink Drill Bit Kit 5pcs Spiral Countersink Chamfer Bit,Adjustable Alloy Steel Woodworking Drilling Holes for Power Tool Accessories Used in Wood, Plastic, Soft Metal, Fiberboard(8mm)

6

toolant Noir-Ti Cobalt Countersink Drill Bit Set(Pro), Titanium Aluminum Nitride Coated with Quick Change Hex Shank, 5-Piece 1/4" - 3/4"

toolant Noir-Ti Cobalt Countersink Drill Bit Set(Pro), Titanium Aluminum Nitride Coated with Quick Change Hex Shank, 5-Piece 1/4" - 3/4"

toolant Noir-Ti Cobalt Countersink Drill Bit Set(Pro), Titanium Aluminum Nitride Coated with Quick Change Hex Shank, 5-Piece 1/4" - 3/4"

toolant

8.8

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7

Amana Tool 55151 Carbide Tipped 82 Degree Countersink with Tapered Drill and Adjustable Depth Stop with No-Thrust BB 3/8 D x 1/8 Drill D x 1/4 Inch Quick Release Hex SHK

Amana Tool 55151 Carbide Tipped 82 Degree Countersink with Tapered Drill and Adjustable Depth Stop with No-Thrust BB 3/8 D x 1/8 Drill D x 1/4 Inch Quick Release Hex SHK

Amana Tool 55151 Carbide Tipped 82 Degree Countersink with Tapered Drill and Adjustable Depth Stop with No-Thrust BB 3/8 D x 1/8 Drill D x 1/4 Inch Quick Release Hex SHK

Amana Tool

8.6

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17% off

8

Irwin 1877793 Countersink Drill Bit, Black Oxide, 5-Piece

Irwin 1877793 Countersink Drill Bit, Black Oxide, 5-Piece

Irwin 1877793 Countersink Drill Bit, Black Oxide, 5-Piece

Irwin

8.3

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9

Countersink Drill Bit Set, M35 Cobalt HSS Countersink Drill Bits 6 Pieces 1/4 Inch Quick Change Hex Shank for Metal, Wood, Stainless Steel, Carbon Steel

Countersink Drill Bit Set, M35 Cobalt HSS Countersink Drill Bits 6 Pieces 1/4 Inch Quick Change Hex Shank for Metal, Wood, Stainless Steel, Carbon Steel

Countersink Drill Bit Set, M35 Cobalt HSS Countersink Drill Bits 6 Pieces 1/4 Inch Quick Change Hex Shank for Metal, Wood, Stainless Steel, Carbon Steel

Matework

8.1

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10

Hilitand 5pcs Counterbore Drill Bits Set, 4 Flutes Straight End Mill Cutter HSS Countersink Slot End Mill Cutter M3-M8 for Copper Aluminum Cast Iron, Milling Cutter

Hilitand 5pcs Counterbore Drill Bits Set, 4 Flutes Straight End Mill Cutter HSS Countersink Slot End Mill Cutter M3-M8 for Copper Aluminum Cast Iron, Milling Cutter

Hilitand 5pcs Counterbore Drill Bits Set, 4 Flutes Straight End Mill Cutter HSS Countersink Slot End Mill Cutter M3-M8 for Copper Aluminum Cast Iron, Milling Cutter

Hilitand

7.8

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