Counterbores

In stock

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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Use the filters or search below to find what you're looking for

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Product SKUs information
Quick View Item code Price range Availability Pilot Diameter Shank Type Cutter Diameter Brand
BT-CS-11
$42.6 - $47.33 Limited availability
Brubaker
BT-CS-22-60
$52.29 - $58.1 Limited availability
Brubaker
BT-CS-36
$93.09 - $103.43 5 In stock
Brubaker
WEL-LGN-10-1
$47.09 - $52.32 Limited availability
Weldon
WEL-LGN-8-1
$46.67 - $51.85 2 In stock
Weldon
WEL-LGS-10-3
$51.38 - $57.08 Limited availability
Weldon
WEL-LGS-8-2
$47.42 - $52.68 10 In stock
Weldon
BT-CS-10
$44.64 - $49.6 1 In stock
Brubaker
BT-CS-22
$52.58 - $58.42 Limited availability
Brubaker
BT-CS-34
$77.81 - $86.45 3 In stock
Brubaker
WEL-LGL-12-1
$67.05 - $74.5 Limited availability
Weldon
WEL-LGN-6-2
$46.67 - $51.85 1 In stock
Weldon
WEL-LGS-10-2
$51.38 - $57.08 Limited availability
Weldon
WEL-LGS-8-1
$47.42 - $52.68 Limited availability
Weldon
BT-CS-16
$48.95 - $54.38 1 In stock
Brubaker
BT-CS-24
$62.52 - $69.47 Limited availability
Brubaker
WEL-LGN-10-2
$47.4 - $52.67 Limited availability
Weldon
WEL-LGN-8-2
$46.67 - $51.85 1 In stock
Weldon
WEL-LGS-8-3
$47.42 - $52.68 1 In stock
Weldon
BT-CS-42-60
$110.7 - $123 2 In stock
Brubaker
WEL-LGS-12-1
$53.94 - $59.93 2 In stock
Weldon
BT-CS-18
$48.95 - $54.38 1 In stock
Brubaker
BT-CS-26
$59.67 - $66.3 Limited availability
Brubaker
BT-CS-44-60
$125.28 - $139.2 1 In stock
Brubaker
WEL-LGN-4-2
$46.67 - $51.85 2 In stock
Weldon
  • of 3
Counterbore; , Cutter Diameter=8,3 mm, Overall Length=88.9 mm | 3.500 in, Pilot Diameter=5,2 mm,

BT-CS-11

Price Range
$47.33 - $42.6

Stock Levels
Limited availability
Attributes
  • Brand
    Brubaker
  • Shank Diameter
    .313 in
  • Outside Diameter
    .204 in
  • Overall Length
    3.500 in
Counterbore; , Cutter Diameter=12,7 mm, Overall Length=152.4 mm | 6.000 in, Pilot Diameter=8,7 mm,

BT-CS-22-60

Price Range
$58.1 - $52.29

Stock Levels
Limited availability
Attributes
  • Brand
    Brubaker
  • Shank Diameter
    .438 in
  • Outside Diameter
    .344 in
  • Overall Length
    6.000 in
Counterbore; , Cutter Diameter=20,6 mm, Overall Length=190.5 mm | 7.500 in, Pilot Diameter=14,3 mm,

BT-CS-36

Price Range
$103.43 - $93.09

Stock Levels
5 In stock
Attributes
  • Brand
    Brubaker
  • Shank Diameter
    .750 in
  • Outside Diameter
    .563 in
  • Overall Length
    7.500 in
Counterbore; , , Overall Length=69.9 mm | 2.750 in, Pilot Diameter=4,8 mm,

WEL-LGN-10-1

Price Range
$52.32 - $47.09

Stock Levels
Limited availability
Attributes
  • Brand
    Weldon
  • Shank Diameter
    .188 in
  • Outside Diameter
    .188 in
  • Overall Length
    2.750 in
Counterbore; , , Overall Length=63.5 mm | 2.500 in, Pilot Diameter=4,1 mm,

WEL-LGN-8-1

Price Range
$51.85 - $46.67

Stock Levels
2 In stock
Attributes
  • Brand
    Weldon
  • Shank Diameter
    .188 in
  • Outside Diameter
    .162 in
  • Overall Length
    2.500 in
Counterbore; , Cutter Diameter=12,7 mm, Overall Length=95.3 mm | 3.750 in, Pilot Diameter=8,7 mm,

WEL-LGS-10-3

Price Range
$57.08 - $51.38

Stock Levels
Limited availability
Attributes
  • Brand
    Weldon
  • Shank Diameter
    .313 in
  • Outside Diameter
    .344 in
  • Overall Length
    3.750 in
Counterbore; , Cutter Diameter=10,3 mm, Overall Length=88.9 mm | 3.500 in, Pilot Diameter=6,8 mm,

WEL-LGS-8-2

Price Range
$52.68 - $47.42

Stock Levels
10 In stock
Attributes
  • Brand
    Weldon
  • Shank Diameter
    .250 in
  • Outside Diameter
    .266 in
  • Overall Length
    3.500 in
Counterbore; , , Overall Length=88.9 mm | 3.500 in, Pilot Diameter=4,7 mm,

BT-CS-10

Price Range
$49.6 - $44.64

Stock Levels
1 In stock
Attributes
  • Brand
    Brubaker
  • Shank Diameter
    .313 in
  • Outside Diameter
    .187 in
  • Overall Length
    3.500 in
Counterbore; , Cutter Diameter=11,9 mm, Overall Length=152.4 mm | 6.000 in, Pilot Diameter=8,7 mm,

BT-CS-22

Price Range
$58.42 - $52.58

Stock Levels
Limited availability
Attributes
  • Brand
    Brubaker
  • Shank Diameter
    .438 in
  • Outside Diameter
    .344 in
  • Overall Length
    6.000 in
Counterbore; , Cutter Diameter=19,8 mm, Overall Length=184.2 mm | 7.250 in, Pilot Diameter=13,5 mm,

BT-CS-34

Price Range
$86.45 - $77.81

Stock Levels
3 In stock
Attributes
  • Brand
    Brubaker
  • Shank Diameter
    .500 in
  • Outside Diameter
    .531 in
  • Overall Length
    7.250 in
Counterbore; , Cutter Diameter=15,1 mm, Overall Length=165.1 mm | 6.500 in, Pilot Diameter=9,5 mm,

WEL-LGL-12-1

Price Range
$74.5 - $67.05

Stock Levels
Limited availability
Attributes
  • Brand
    Weldon
  • Shank Diameter
    .500 in
  • Outside Diameter
    .375 in
  • Overall Length
    6.500 in
Counterbore; , , Overall Length=63.5 mm | 2.500 in, Pilot Diameter=3,8 mm,

WEL-LGN-6-2

Price Range
$51.85 - $46.67

Stock Levels
1 In stock
Attributes
  • Brand
    Weldon
  • Shank Diameter
    .188 in
  • Outside Diameter
    .150 in
  • Overall Length
    2.500 in
Counterbore; , Cutter Diameter=12,7 mm, Overall Length=95.3 mm | 3.750 in, Pilot Diameter=8,3 mm,

WEL-LGS-10-2

Price Range
$57.08 - $51.38

Stock Levels
Limited availability
Attributes
  • Brand
    Weldon
  • Shank Diameter
    .313 in
  • Outside Diameter
    .328 in
  • Overall Length
    3.750 in
Counterbore; , Cutter Diameter=10,3 mm, Overall Length=88.9 mm | 3.500 in, Pilot Diameter=6,4 mm,

WEL-LGS-8-1

Price Range
$52.68 - $47.42

Stock Levels
Limited availability
Attributes
  • Brand
    Weldon
  • Shank Diameter
    .250 in
  • Outside Diameter
    .250 in
  • Overall Length
    3.500 in
Counterbore; , Cutter Diameter=9,5 mm, Overall Length=146.1 mm | 5.750 in, Pilot Diameter=6,4 mm,

BT-CS-16

Price Range
$54.38 - $48.95

Stock Levels
1 In stock
Attributes
  • Brand
    Brubaker
  • Shank Diameter
    .375 in
  • Outside Diameter
    .250 in
  • Overall Length
    5.750 in
Counterbore; , Cutter Diameter=14,3 mm, Overall Length=165.1 mm | 6.500 in, Pilot Diameter=9,5 mm,

BT-CS-24

Price Range
$69.47 - $62.52

Stock Levels
Limited availability
Attributes
  • Brand
    Brubaker
  • Shank Diameter
    .500 in
  • Outside Diameter
    .375 in
  • Overall Length
    6.500 in
Counterbore; , , Overall Length=69.9 mm | 2.750 in, Pilot Diameter=5,2 mm,

WEL-LGN-10-2

Price Range
$52.67 - $47.4

Stock Levels
Limited availability
Attributes
  • Brand
    Weldon
  • Shank Diameter
    .188 in
  • Outside Diameter
    .204 in
  • Overall Length
    2.750 in
Counterbore; , , Overall Length=63.5 mm | 2.500 in, Pilot Diameter=4,5 mm,

WEL-LGN-8-2

Price Range
$51.85 - $46.67

Stock Levels
1 In stock
Attributes
  • Brand
    Weldon
  • Shank Diameter
    .188 in
  • Outside Diameter
    .178 in
  • Overall Length
    2.500 in
Counterbore; , Cutter Diameter=10,3 mm, Overall Length=88.9 mm | 3.500 in, Pilot Diameter=7,1 mm,

WEL-LGS-8-3

Price Range
$52.68 - $47.42

Stock Levels
1 In stock
Attributes
  • Brand
    Weldon
  • Shank Diameter
    .250 in
  • Outside Diameter
    .281 in
  • Overall Length
    3.500 in
Counterbore; , Cutter Diameter=24,6 mm, Overall Length=209.6 mm | 8.250 in, Pilot Diameter=16,7 mm,

BT-CS-42-60

Price Range
$123 - $110.7

Stock Levels
2 In stock
Attributes
  • Brand
    Brubaker
  • Shank Diameter
    .750 in
  • Outside Diameter
    .656 in
  • Overall Length
    8.250 in
Counterbore; , Cutter Diameter=15,1 mm, Overall Length=101.6 mm | 4.000 in, Pilot Diameter=9,5 mm,

WEL-LGS-12-1

Price Range
$59.93 - $53.94

Stock Levels
2 In stock
Attributes
  • Brand
    Weldon
  • Shank Diameter
    .375 in
  • Outside Diameter
    .375 in
  • Overall Length
    4.000 in
Counterbore; , Cutter Diameter=10,3 mm, Overall Length=146.1 mm | 5.750 in, Pilot Diameter=7,1 mm,

BT-CS-18

Price Range
$54.38 - $48.95

Stock Levels
1 In stock
Attributes
  • Brand
    Brubaker
  • Shank Diameter
    .375 in
  • Outside Diameter
    .281 in
  • Overall Length
    5.750 in
Counterbore; , Cutter Diameter=15,1 mm, Overall Length=165.1 mm | 6.500 in, Pilot Diameter=10,3 mm,

BT-CS-26

Price Range
$66.3 - $59.67

Stock Levels
Limited availability
Attributes
  • Brand
    Brubaker
  • Shank Diameter
    .500 in
  • Outside Diameter
    .406 in
  • Overall Length
    6.500 in
Counterbore; , Cutter Diameter=25,4 mm, Overall Length=209.6 mm | 8.250 in, Pilot Diameter=17,5 mm,

BT-CS-44-60

Price Range
$139.2 - $125.28

Stock Levels
1 In stock
Attributes
  • Brand
    Brubaker
  • Shank Diameter
    .750 in
  • Outside Diameter
    .688 in
  • Overall Length
    8.250 in
Counterbore; , Cutter Diameter=#8, Overall Length=63.5 mm | 2.500 in, Pilot Diameter=3,2 mm,

WEL-LGN-4-2

Price Range
$51.85 - $46.67

Stock Levels
2 In stock
Attributes
  • Brand
    Weldon
  • Shank Diameter
    .156 in
  • Outside Diameter
    .125 in
  • Overall Length
    2.500 in

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Product facets

Product Range Machining and Finishing

Product Set Holemaking

Type Counterbores

Material Steel

Brand Brubaker Reid Select Weldon