Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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Standard Counterbore Sizes of 2025
Save up to 10% off
Best Choice1
ノガ・ウォーターズ(Noga Waters)WaterMills WMCM06120100A90 Counterbore Chamfer Mills Standard Type 60°
9.9Exceptional
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Value for Money2
Cleveland Twist DrillCleveland Style 884 C46893 High Speed Steel Straight Shank Tool Size:15/32" Short Aircraft Type Interchangeable Pilot Counterbore (Pack qty.1)
9.7Exceptional
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3
CME ToolsCME 21 pc Interchangeable Pilot and Counterbore Set, 5/16" to 5/8" Counterbore Size, 0.187" to 7/16" Pilot Size, M2 High-Speed Steel
9.6Exceptional
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4
Drill AmericaDrill America DEWCBR Series Qualtech High-Speed Steel Pilot for Counterbore, 1/4" Shank Diameter, 1-7/8" Length, 1/4" Size (Pack of 1)
9.4Excellent
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5
Alfa ToolsAlfa Tools CSC55681 Size "M3" 3 Flute Solid Pilot Cap Screw Counterbore
9.3Excellent
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6
Drill AmericaDrill America DEWCBR Series Qualtech High-Speed Steel Aircraft Counterbore, 1/4" Shank Diameter, 1/8" Pilot, 2-13/16" Length, 19/32" Size (Pack of 1)
9.2Excellent
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7
Drill AmericaDrill America DEWCBR Series Qualtech High-Speed Steel Counterbore, 1-1/4" Shank Diameter, 3/8" Pilot, 7-7/8" Length, 1-1/2" Size (Pack of 1)
9.1Excellent
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8
SpeToolSpeTool Precision Aluminium Router Table Insert Plate Fit Multiple Routers with Dust Collection Router Table Top, 9-1/4"×11-3/4" Standard Size
10% Off8.8Very Good
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9
Alfa ToolsAlfa Tools CSC55686 Size "M10" 3 Flute Solid Pilot Cap Screw Counterbore
8.7Very Good
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10
Alfa ToolsAlfa Tools CSC55687 Size "M12" 3 Flute Solid Pilot Cap Screw Counterbore
8.6Very Good
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