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Counterbores

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Counterbores, sometimes called spotfacers, create a flat-bottomed cavity at the top of an existing hole so that a bolt, nut, or other part is hidden beneath or sits flush with the top of the hole when installed into it.

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31 results
Product SKUs information
Item Code Price range Availability Pilot Diameter Shank Type Cutter Diameter Special Offer Brand View
$32.58 - $32.58 Request the lead time here
3.9 mm
Straight
Reid Select
$37.65 - $37.65 Request the lead time here
6.7 mm
Straight
6.4 mm
Reid Select
$51.34 - $51.34 Request the lead time here
9.9 mm
Straight
9.5 mm
Reid Select
$35.65 - $35.65 Request the lead time here
5.2 mm
Straight
Reid Select
$34.89 - $34.89 Request the lead time here
4.5 mm
Straight
Reid Select
$72.33 - $72.33 Request the lead time here
13.1 mm
Straight
12.7 mm
Reid Select
$47.07 - $47.07 Request the lead time here
8.3 mm
Straight
7.9 mm
Reid Select
$30.83 - $30.83 Request the lead time here
3.2 mm
Straight
Reid Select
$72.33 - $72.33 Request the lead time here
13.5 mm
Straight
12.7 mm
Reid Select
$67.95 - $67.95 Request the lead time here
8.7 mm
Straight
11.9 mm
Brubaker
$66.38 - $66.38 Request the lead time here
8 mm
Tu-Lip Straight
12.7 mm
Weldon
  • of 2
Counterbore; Body Length=19.1 mm | 0.750 in, Cutter Diameter=#6, Overall Length=117.5 mm | 4.625 in, Pilot Diameter=3.9 mm, Pilot Length=4.8 mm, TR97486

1120921

Price Range
$32.58 - $32.58

Stock Levels
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Attributes
  • Brand
    Reid Select
  • Manufacturer Part Number
    TR97486
  • Shank Type
    Straight
  • Pilot Diameter
    3.9 mm
  • Overall Length
    4.625 in
Counterbore; Body Length=25.4 mm | 1.000 in, Cutter Diameter=6.4 mm, Overall Length=142.9 mm | 5.625 in, Pilot Diameter=6.7 mm, Pilot Length=7.1 mm, TR97489

TU-195864

Price Range
$37.65 - $37.65

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Manufacturer Part Number
    TR97489
  • Shank Type
    Straight
  • Cutter Diameter
    6.4 mm
  • Pilot Diameter
    6.7 mm
Counterbore; Body Length=31.8 mm | 1.250 in, Cutter Diameter=9.5 mm, Overall Length=165.1 mm | 6.500 in, Pilot Diameter=9.9 mm, Pilot Length=9.5 mm, TR97491

1120936

Price Range
$51.34 - $51.34

Stock Levels
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Attributes
  • Brand
    Reid Select
  • Manufacturer Part Number
    TR97491
  • Shank Type
    Straight
  • Cutter Diameter
    9.5 mm
  • Pilot Diameter
    9.9 mm
Counterbore; Body Length=22.2 mm | 0.875 in, Cutter Diameter=#10, Overall Length=133.4 mm | 5.250 in, Pilot Diameter=5.2 mm, Pilot Length=6.4 mm, TR97488

TU-195853

Price Range
$35.65 - $35.65

Stock Levels
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Attributes
  • Brand
    Reid Select
  • Manufacturer Part Number
    TR97488
  • Shank Type
    Straight
  • Pilot Diameter
    5.2 mm
  • Overall Length
    5.250 in
Counterbore; Body Length=19.1 mm | 0.750 in, Cutter Diameter=#8, Overall Length=127 mm | 5.000 in, Pilot Diameter=4.5 mm, Pilot Length=5.6 mm, TR97487

1120924

Price Range
$34.89 - $34.89

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Manufacturer Part Number
    TR97487
  • Shank Type
    Straight
  • Pilot Diameter
    4.5 mm
  • Overall Length
    5.000 in
Counterbore; Body Length=38.1 mm | 1.500 in, Cutter Diameter=12.7 mm, Overall Length=190.5 mm | 7.500 in, Pilot Diameter=13.1 mm, Pilot Length=12.7 mm, TR97493

1120942

Price Range
$72.33 - $72.33

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Manufacturer Part Number
    TR97493
  • Shank Type
    Straight
  • Cutter Diameter
    12.7 mm
  • Pilot Diameter
    13.1 mm
Counterbore; Body Length=25.4 mm | 1.000 in, Cutter Diameter=7.9 mm, Overall Length=155.6 mm | 6.125 in, Pilot Diameter=8.3 mm, Pilot Length=8 mm, TR97490

TU-195875

Price Range
$47.07 - $47.07

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Manufacturer Part Number
    TR97490
  • Shank Type
    Straight
  • Cutter Diameter
    7.9 mm
  • Pilot Diameter
    8.3 mm
Counterbore; Body Length=14.3 mm | .563 in, Cutter Diameter=#4, Overall Length=98.4 mm | 3.875 in, Pilot Diameter=3.2 mm, Pilot Length=3.2 mm, TR97484

TU-195809

Price Range
$30.83 - $30.83

Stock Levels
Request the lead time here
Attributes
  • Brand
    Reid Select
  • Manufacturer Part Number
    TR97484
  • Shank Type
    Straight
  • Pilot Diameter
    3.2 mm
  • Overall Length
    3.875 in
Counterbore; Body Length=38.1 mm | 1.500 in, Cutter Diameter=12.7 mm, Overall Length=190.5 mm | 7.500 in, Pilot Diameter=13.5 mm, Pilot Length=12.7 mm, TR97510

TU-196062

Price Range
$72.33 - $72.33

Stock Levels
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Attributes
  • Brand
    Reid Select
  • Manufacturer Part Number
    TR97510
  • Shank Type
    Straight
  • Cutter Diameter
    12.7 mm
  • Pilot Diameter
    13.5 mm
Counterbore; , Cutter Diameter=11.9 mm, Overall Length=152.4 mm | 6.000 in, Pilot Diameter=8.7 mm, , 56234

BT-CS-22

Price Range
$67.95 - $67.95

Stock Levels
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Attributes
  • Brand
    Brubaker
  • Manufacturer Part Number
    56234
  • Shank Type
    Straight
  • Shank Diameter
    0.438 in
  • Cutter Diameter
    11.9 mm
Counterbore; , Cutter Diameter=12.7 mm, Overall Length=95.3 mm | 3.750 in, Pilot Diameter=8 mm, , LGS10-1

WEL-LGS-10-1

Price Range
$66.38 - $66.38

Stock Levels
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Attributes
  • Brand
    Weldon
  • Manufacturer Part Number
    LGS10-1
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.313 in
  • Cutter Diameter
    12.7 mm