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Countersink Bits

For smooth, flush finishes and clean screw seating, Würth Machinery carries a complete selection of countersink bits for woodworking and cabinetry. Choose from trusted manufacturers like Amana, Festool, and WL Fuller, offering industrial-grade countersink drill bit options in carbide-tipped, carbon steel, and solid carbide for lasting performance. Our inventory includes drill and countersink bits, taper bits, router bits, and complete countersink bit sets. 

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3/8" x 9/64" Carbide Countersink Bit, #6 Screw Add to My Favorites
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W L Fuller
Part Number: FIC6
List Price:
As low as $27.14 /Each
3/8" x 1/8" Carbide Countersink Bit, #5 Screw Add to My Favorites
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W L Fuller
Part Number: FIC5
List Price:
As low as $27.14 /Each
3/8" x 2-9/16" Carbide Tipped Countersink Bit, 5/16" Shank Add to My Favorites
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Amana Tool
Part Number: AN55202
List Price:
As low as $36.34 /Each
3/8" x 11/64" Carbide Countersink Bit, #8 Screw Add to My Favorites
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W L Fuller
Part Number: FIC8
List Price:
As low as $27.14 /Each
3/8" x 2-1/8" Carbide Tipped Countersink Bit for Wood, #8 Screw Add to My Favorites
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Amana Tool
Part Number: AN55264
List Price:
As low as $31.56 /Each
3/8" x 2-1/8" Carbide Tipped Countersink Bit, 1/4" Shank Add to My Favorites
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Amana Tool
Part Number: AN55266
List Price:
As low as $31.56 /Each
3/8" x 3/16" Carbide Countersink Bit, #9 Screw Add to My Favorites
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W L Fuller
Part Number: FIC9
List Price:
As low as $27.14 /Each
3/8" x 5/32" Carbide Countersink Bit, #7 Screw Add to My Favorites
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W L Fuller
Part Number: FIC7
List Price:
As low as $27.14 /Each
3/8" x 2-1/8" Carbide Tipped Countersink Taper Bit, #6 Screw Add to My Favorites
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Amana Tool
Part Number: AN55622
List Price:
As low as $34.86 /Each
7/16" x 3" Carbide Tipped Countersink Bit, 3/8" Shank Add to My Favorites
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Amana Tool
Part Number: AN55210
List Price:
As low as $40.38 /Each
3/8" x 2-1/8" Carbide Tipped Countersink Taper Bit, #8 Screw Add to My Favorites
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Amana Tool
Part Number: AN55624
List Price:
As low as $34.41 /Each
3/8" x 2-1/8" Carbide Tipped Countersink Bit for Wood, #6 Screw Add to My Favorites
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Amana Tool
Part Number: AN55262
List Price:
As low as $31.56 /Each
25/64" x 2-7/8" Carbide Tipped Countersink Bit, 5/16" Shank Add to My Favorites
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Amana Tool
Part Number: AN55206
List Price:
As low as $38.61 /Each
7/16" x 3" Carbide Tipped Countersink Bit, 5/16" Shank Add to My Favorites
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Amana Tool
Part Number: AN55208
List Price:
As low as $39.36 /Each
55273 3/8" Carbide Tipped Replacement Countersink Bit with Slow Spiral M2 Drill, #6 Screw Add to My Favorites
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Amana Tool
Part Number: AN55273
List Price:
As low as $33.21 /Each
3/8" x 2-1/8" Carbide Tipped Countersink Taper Bit, #10 Screw Add to My Favorites
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Amana Tool
Part Number: AN55626
List Price:
As low as $34.86 /Each
Carbide Countersink Bit Set Add to My Favorites
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W L Fuller
Part Number: FIC
List Price:
As low as $116.70 /Each
3/8" x 2-3/8" Carbide Tipped Countersink Bit with Adjustable Low Friction Depth Stop, #8 Screw Add to My Favorites
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RTA Furniture Drill/Countersink Bit with Quick Release 1/4" Hex Shank for 7mm Screw Add to My Favorites
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Amana Tool
Part Number: AN55292
List Price:
As low as $30.86 /Each
10-Piece Countersink Master Bit Set with Adjustable Depth Stop/No-Thrust Ball Bearing Add to My Favorites
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Amana Tool
Part Number: ANAMS-620
List Price:
As low as $271.71 /Each
3/8" x 2-3/8" Carbide Tipped Countersink Bit with Adjustable Low Friction Depth Stop, #4 Screw Add to My Favorites
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Carbide Cutter Drill Bit Add to My Favorites Add to My Favorites
FastCap
List Price:
As low as $31.90 /Each
3/8" x 2-1/8" Carbide Tipped Countersink Bit for Wood, #4 Screw Add to My Favorites
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Amana Tool
Part Number: AN55260
List Price:
As low as $31.56 /Each
1/2" x 2-1/8" Carbide Tipped Countersink Taper Bit, #12 Screw Add to My Favorites
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Amana Tool
Part Number: AN55628
List Price:
As low as $34.86 /Each
5mm x 90mm RTA Furniture Drill/Countersink Bit with Drill, 10mm Shank Add to My Favorites
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Amana Tool
Part Number: AN55103
List Price:
As low as $33.70 /Each
3/8" x 9/64" Carbide Tipped Countersink Bit with Tapered Drill/Adjustable Depth Stop, #6 Screw Add to My Favorites
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3/8" x 7/8" Carbon Steel Countersink Drill Bit, #10 Screw Add to My Favorites
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W L Fuller
Part Number: FIC913
List Price:
As low as $21.76 /Each
3/8" x 2-1/8" Carbide Tipped Countersink Bit for Wood, #12 - #14 Screw Add to My Favorites
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Amana Tool
Part Number: AN55269
List Price:
As low as $31.56 /Each
7/16" x 13/64" Carbide Countersink Bit, #10 Screw Add to My Favorites
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W L Fuller
Part Number: FIC10
List Price:
As low as $30.13 /Each
1-1/8" Dia x 1/2" Carbide Tipped Shankless Counterbore with Slow Spiral Drill, 1/2" Drill Shank Add to My Favorites
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3/8 Dia x 1/8" Drill Dia 82° Carbide Tipped Countersink for Festool CENTROTEC System Add to My Favorites
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Amana Tool
Part Number: AN55614
List Price:
As low as $34.94 /Each
3/8" Dia x 7/64" Drill Dia 82° Carbide Tipped Countersink for Festool CENTROTEC System Add to My Favorites
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Amana Tool
Part Number: AN55613
List Price:
As low as $34.94 /Each
3/8" Dia x 3/32" Drill Dia 82° Carbide Tipped Countersink for Festool CENTROTEC System Add to My Favorites
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Amana Tool
Part Number: AN55612
List Price:
As low as $34.94 /Each

When working with hardwood, softwood, or engineered materials, countersink bits for wood offer precision and repeatability. Stock up on any size, with options including common 1/4” countersink bit, 1-1/4” countersink bit, and 2” countersink bit sizes to match standard project specs, or invest in a countersink master set for full-shop versatility. Expand both your toolbox and shop even further by exploring our additional woodworking and shop supplies, woodworking machinery, and metalworking machinery.

Precision Bits With Pro-Level Support

In this collection of woodworking countersink bits, easily find and choose cutting diameters, screw sizes, shank diameters, and lengths to fit your exact project needs—plus replacement countersink bits, carbide cutter drill bits, furniture drill bits, and more, to extend the life of your tools. Not to mention that Würth Machinery not only carries the premium drill bits your projects require, but also assists in getting you the most from every cut with high-performance tooling backed by dependable service and in-depth industry expertise. Expect expert product guidance, fast shipping, and optional financing that keeps your business running like a well-oiled machine!