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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
$71.02 - $71.02 Request the lead time here
10.3 mm
Tu-Lip Straight
15.1 mm
Weldon
$55.05 - $55.05 Request the lead time here
5.2 mm
Straight
8.3 mm
Brubaker
$82.31 - $82.31 Request the lead time here
9.5 mm
Straight
14.3 mm
Brubaker
$61.25 - $61.25 Request the lead time here
5.2 mm
Tu-Lip Straight
Weldon
$66.38 - $66.38 Request the lead time here
8.7 mm
Tu-Lip Straight
12.7 mm
Weldon
$63.23 - $63.23 Request the lead time here
6.4 mm
Straight
9.5 mm
Brubaker
$78.56 - $78.56 Request the lead time here
10.3 mm
Straight
15.1 mm
Brubaker
$60.29 - $60.29 Request the lead time here
3.8 mm
Tu-Lip Straight
Weldon
$61.27 - $61.27 Request the lead time here
6.4 mm
Tu-Lip Straight
10.3 mm
Weldon
$66.38 - $66.38 Request the lead time here
8.3 mm
Tu-Lip Straight
12.7 mm
Weldon
$67.95 - $67.95 Request the lead time here
8.7 mm
Straight
11.9 mm
Brubaker
$67.57 - $67.57 Request the lead time here
8.7 mm
Straight
12.7 mm
Brubaker
$60.84 - $60.84 Request the lead time here
4.8 mm
Tu-Lip Straight
Weldon
$61.27 - $61.27 Request the lead time here
7.1 mm
Tu-Lip Straight
10.3 mm
Weldon
$88.27 - $88.27 Request the lead time here
9.5 mm
Tu-Lip Straight
15.1 mm
Weldon
$66.38 - $66.38 Request the lead time here
8 mm
Tu-Lip Straight
12.7 mm
Weldon
$49.51 - $49.51 Request the lead time here
10.3 mm
Straight
9.5 mm
Reid Select
$34.33 - $34.33 Request the lead time here
4.8 mm
Straight
Reid Select
$29.71 - $29.71 Request the lead time here
3.2 mm
Straight
Reid Select
$45.35 - $45.35 Request the lead time here
8.7 mm
Straight
7.9 mm
Reid Select
  • of 2
Counterbore; , Cutter Diameter=15.1 mm, Overall Length=101.6 mm | 4.000 in, Pilot Diameter=10.3 mm, , LGS12-3

WEL-LGS-12-3

Price Range
$71.02 - $71.02

Stock Levels
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Attributes
  • Brand
    Weldon
  • Manufacturer Part Number
    LGS12-3
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.375 in
  • Cutter Diameter
    15.1 mm
Counterbore; , Cutter Diameter=8.3 mm, Overall Length=88.9 mm | 3.500 in, Pilot Diameter=5.2 mm, , 56219

BT-CS-11

Price Range
$55.05 - $55.05

Stock Levels
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Attributes
  • Brand
    Brubaker
  • Manufacturer Part Number
    56219
  • Shank Type
    Straight
  • Shank Diameter
    0.313 in
  • Cutter Diameter
    8.3 mm
Counterbore; , Cutter Diameter=14.3 mm, Overall Length=165.1 mm | 6.500 in, Pilot Diameter=9.5 mm, , 56237

BT-CS-24

Price Range
$82.31 - $82.31

Stock Levels
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Attributes
  • Brand
    Brubaker
  • Manufacturer Part Number
    56237
  • Shank Type
    Straight
  • Shank Diameter
    0.500 in
  • Cutter Diameter
    14.3 mm
Counterbore; , , Overall Length=69.9 mm | 2.750 in, Pilot Diameter=5.2 mm, , LGN10-2

WEL-LGN-10-2

Price Range
$61.25 - $61.25

Stock Levels
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Attributes
  • Brand
    Weldon
  • Manufacturer Part Number
    LGN10-2
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.188 in
  • Outside Diameter
    .204 in
Counterbore; , Cutter Diameter=12.7 mm, Overall Length=95.3 mm | 3.750 in, Pilot Diameter=8.7 mm, , LGS10-3

WEL-LGS-10-3

Price Range
$66.38 - $66.38

Stock Levels
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Attributes
  • Brand
    Weldon
  • Manufacturer Part Number
    LGS10-3
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.313 in
  • Cutter Diameter
    12.7 mm
Counterbore; , Cutter Diameter=9.5 mm, Overall Length=146.1 mm | 5.750 in, Pilot Diameter=6.4 mm, , 56225

BT-CS-16

Price Range
$63.23 - $63.23

Stock Levels
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Attributes
  • Brand
    Brubaker
  • Manufacturer Part Number
    56225
  • Shank Type
    Straight
  • Shank Diameter
    0.375 in
  • Cutter Diameter
    9.5 mm
Counterbore; , Cutter Diameter=15.1 mm, Overall Length=165.1 mm | 6.500 in, Pilot Diameter=10.3 mm, , 56240

BT-CS-26

Price Range
$78.56 - $78.56

Stock Levels
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Attributes
  • Brand
    Brubaker
  • Manufacturer Part Number
    56240
  • Shank Type
    Straight
  • Shank Diameter
    0.500 in
  • Cutter Diameter
    15.1 mm
Counterbore; , , Overall Length=63.5 mm | 2.500 in, Pilot Diameter=3.8 mm, , LGN6-2

WEL-LGN-6-2

Price Range
$60.29 - $60.29

Stock Levels
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Attributes
  • Brand
    Weldon
  • Manufacturer Part Number
    LGN6-2
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.188 in
  • Outside Diameter
    .150 in
Counterbore; , Cutter Diameter=10.3 mm, Overall Length=88.9 mm | 3.500 in, Pilot Diameter=6.4 mm, , LGS8-1

WEL-LGS-8-1

Price Range
$61.27 - $61.27

Stock Levels
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Attributes
  • Brand
    Weldon
  • Manufacturer Part Number
    LGS8-1
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.250 in
  • Cutter Diameter
    10.3 mm
Counterbore; , Cutter Diameter=12.7 mm, Overall Length=95.3 mm | 3.750 in, Pilot Diameter=8.3 mm, , LGS10-2

WEL-LGS-10-2

Price Range
$66.38 - $66.38

Stock Levels
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Attributes
  • Brand
    Weldon
  • Manufacturer Part Number
    LGS10-2
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.313 in
  • Cutter Diameter
    12.7 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=152.4 mm | 6.000 in, Pilot Diameter=8.7 mm, , 56034

BT-CS-22-60

Price Range
$67.57 - $67.57

Stock Levels
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Attributes
  • Brand
    Brubaker
  • Manufacturer Part Number
    56034
  • Shank Type
    Straight
  • Shank Diameter
    0.438 in
  • Cutter Diameter
    12.7 mm
Counterbore; , , Overall Length=69.9 mm | 2.750 in, Pilot Diameter=4.8 mm, , LGN10-1

WEL-LGN-10-1

Price Range
$60.84 - $60.84

Stock Levels
Request the lead time here
Attributes
  • Brand
    Weldon
  • Manufacturer Part Number
    LGN10-1
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.188 in
  • Outside Diameter
    .188 in
Counterbore; , Cutter Diameter=10.3 mm, Overall Length=88.9 mm | 3.500 in, Pilot Diameter=7.1 mm, , LGS8-3

WEL-LGS-8-3

Price Range
$61.27 - $61.27

Stock Levels
Request the lead time here
Attributes
  • Brand
    Weldon
  • Manufacturer Part Number
    LGS8-3
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.250 in
  • Cutter Diameter
    10.3 mm
Counterbore; , Cutter Diameter=15.1 mm, Overall Length=165.1 mm | 6.500 in, Pilot Diameter=9.5 mm, , LGL12-1

WEL-LGL-12-1

Price Range
$88.27 - $88.27

Stock Levels
Request the lead time here
Attributes
  • Brand
    Weldon
  • Manufacturer Part Number
    LGL12-1
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.500 in
  • Cutter Diameter
    15.1 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
Request the lead time here
Attributes
  • Brand
    Weldon
  • Manufacturer Part Number
    LGS10-1
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.313 in
  • Cutter Diameter
    12.7 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=10.3 mm, Pilot Length=9.5 mm, TR97508

TU-196040

Price Range
$49.51 - $49.51

Stock Levels
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Attributes
  • Brand
    Reid Select
  • Manufacturer Part Number
    TR97508
  • Shank Type
    Straight
  • Cutter Diameter
    9.5 mm
  • Pilot Diameter
    10.3 mm
Counterbore; Body Length=22.2 mm | 0.875 in, Cutter Diameter=#10, Overall Length=133.4 mm | 5.250 in, Pilot Diameter=4.8 mm, Pilot Length=6.4 mm, TR97474

1120926

Price Range
$34.33 - $34.33

Stock Levels
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Attributes
  • Brand
    Reid Select
  • Manufacturer Part Number
    TR97474
  • Shank Type
    Straight
  • Pilot Diameter
    4.8 mm
  • Overall Length
    5.250 in
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
$29.71 - $29.71

Stock Levels
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Attributes
  • Brand
    Reid Select
  • Manufacturer Part Number
    TR97484
  • Shank Type
    Straight
  • Pilot Diameter
    3.2 mm
  • Overall Length
    3.875 in
Counterbore; Body Length=25.4 mm | 1.000 in, Cutter Diameter=7.9 mm, Overall Length=155.6 mm | 6.125 in, Pilot Diameter=8.7 mm, Pilot Length=8 mm, TR97507

1120934

Price Range
$45.35 - $45.35

Stock Levels
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Attributes
  • Brand
    Reid Select
  • Manufacturer Part Number
    TR97507
  • Shank Type
    Straight
  • Cutter Diameter
    7.9 mm
  • Pilot Diameter
    8.7 mm