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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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Product SKUs information
Item Code Price range Availability Pilot Diameter Shank Type Cutter Diameter Special Offer Brand Buy
TU-196018
$25.41 - $28.23 Currently out of stock. Click here for lead time. Include your part number and qty.
7.1 mm
Straight
6.4 mm
Reid Select
WEL-LGS-8-1
$52.64 - $58.49 Currently out of stock. Click here for lead time. Include your part number and qty.
6.4 mm
Tu-Lip Straight
10.3 mm
Weldon
1120948
Currently out of stock. Click here for lead time. Include your part number and qty.
19.4 mm
Straight
19.1 mm
Reid Select
WEL-LGS-12-1
$39.56 - $39.56 2 In stock
9.5 mm
Tu-Lip Straight
15.1 mm
Weldon
1120914
Currently out of stock. Click here for lead time. Include your part number and qty.
2.8 mm
Straight
Reid Select
WEL-LGS-8-3
$52.64 - $58.49 Currently out of stock. Click here for lead time. Include your part number and qty.
7.1 mm
Tu-Lip Straight
10.3 mm
Weldon
BT-CS-10
$32.74 - $32.74 1 In stock
4.7 mm
Straight
Brubaker
1120923
Currently out of stock. Click here for lead time. Include your part number and qty.
4.2 mm
Straight
Reid Select
BT-CS-22
$58.38 - $64.87 Currently out of stock. Click here for lead time. Include your part number and qty.
8.7 mm
Straight
11.9 mm
Brubaker
BT-CS-16
$54.33 - $60.37 Currently out of stock. Click here for lead time. Include your part number and qty.
6.4 mm
Straight
9.5 mm
Brubaker
BT-CS-34
$57.06 - $57.06 3 In stock
13.5 mm
Straight
19.8 mm
Brubaker
BT-CS-24
$70.72 - $78.58 Currently out of stock. Click here for lead time. Include your part number and qty.
9.5 mm
Straight
14.3 mm
Brubaker
1120938
Currently out of stock. Click here for lead time. Include your part number and qty.
11.1 mm
Straight
11.1 mm
Reid Select
WEL-LGL-12-1
$75.85 - $84.28 Currently out of stock. Click here for lead time. Include your part number and qty.
9.5 mm
Tu-Lip Straight
15.1 mm
Weldon
BT-CS-42-60
$81.18 - $81.18 2 In stock
16.7 mm
Straight
24.6 mm
Brubaker
WEL-LGN-6-2
$51.80 - $57.56 1 In stock
3.8 mm
Tu-Lip Straight
Weldon
WEL-LGN-10-2
$52.62 - $58.47 Currently out of stock. Click here for lead time. Include your part number and qty.
5.2 mm
Tu-Lip Straight
Weldon
1120947
Currently out of stock. Click here for lead time. Include your part number and qty.
19.1 mm
Straight
19.1 mm
Reid Select
WEL-LGS-10-2
$57.05 - $63.39 Currently out of stock. Click here for lead time. Include your part number and qty.
8.3 mm
Tu-Lip Straight
12.7 mm
Weldon
WEL-LGN-8-2
$34.22 - $34.22 1 In stock
4.5 mm
Tu-Lip Straight
Weldon
  • of 4
Counterbore; Body Length=25.4 mm | 1.000 in, Cutter Diameter=6.4 mm, Overall Length=142.9 mm | 5.625 in, Pilot Diameter=7.1 mm, Pilot Length=7.1 mm

TU-196018

Price Range
$28.23 - $25.41

Stock Levels
Currently out of stock. Click here for lead time. Include your part number and qty.
Attributes
  • Brand
    Reid Select
  • Shank Type
    Straight
  • Cutter Diameter
    6.4 mm
  • Pilot Diameter
    7.1 mm
  • Overall Length
    5.625 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
$58.49 - $52.64

Stock Levels
Currently out of stock. Click here for lead time. Include your part number and qty.
Attributes
  • Brand
    Weldon
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.250 in
  • Cutter Diameter
    10.3 mm
  • Outside Diameter
    .250 in
Counterbore; Body Length=41.3 mm | 1.625 in, Cutter Diameter=19.1 mm, Overall Length=196.9 mm | 7.750 in, Pilot Diameter=19.4 mm, Pilot Length=19.1 mm

1120948


Stock Levels
Currently out of stock. Click here for lead time. Include your part number and qty.
Attributes
  • Brand
    Reid Select
  • Shank Type
    Straight
  • Cutter Diameter
    19.1 mm
  • Pilot Diameter
    19.4 mm
  • Overall Length
    7.750 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
$39.56 - $39.56

Stock Levels
2 In stock
Attributes
  • Brand
    Weldon
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.375 in
  • Cutter Diameter
    15.1 mm
  • Outside Diameter
    .375 in
Counterbore; Body Length=14.3 mm | .563 in, Cutter Diameter=#4, Overall Length=98.4 mm | 3.875 in, Pilot Diameter=2.8 mm, Pilot Length=3.2 mm

1120914


Stock Levels
Currently out of stock. Click here for lead time. Include your part number and qty.
Attributes
  • Brand
    Reid Select
  • Shank Type
    Straight
  • Pilot Diameter
    2.8 mm
  • Overall Length
    3.875 in
  • Body Length
    .563 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
$58.49 - $52.64

Stock Levels
Currently out of stock. Click here for lead time. Include your part number and qty.
Attributes
  • Brand
    Weldon
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.250 in
  • Cutter Diameter
    10.3 mm
  • Outside Diameter
    .281 in
Counterbore; , , Overall Length=88.9 mm | 3.500 in, Pilot Diameter=4.7 mm,

BT-CS-10

Price Range
$32.74 - $32.74

Stock Levels
1 In stock
Attributes
  • Brand
    Brubaker
  • Shank Type
    Straight
  • Shank Diameter
    0.313 in
  • Outside Diameter
    .187 in
  • Pilot Diameter
    4.7 mm
Counterbore; Body Length=19.1 mm | 0.750 in, Cutter Diameter=#8, Overall Length=127 mm | 5.000 in, Pilot Diameter=4.2 mm, Pilot Length=5.6 mm

1120923


Stock Levels
Currently out of stock. Click here for lead time. Include your part number and qty.
Attributes
  • Brand
    Reid Select
  • Shank Type
    Straight
  • Pilot Diameter
    4.2 mm
  • Overall Length
    5.000 in
  • Body Length
    0.750 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
$64.87 - $58.38

Stock Levels
Currently out of stock. Click here for lead time. Include your part number and qty.
Attributes
  • Brand
    Brubaker
  • Shank Type
    Straight
  • Shank Diameter
    0.438 in
  • Cutter Diameter
    11.9 mm
  • Outside Diameter
    .344 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
$60.37 - $54.33

Stock Levels
Currently out of stock. Click here for lead time. Include your part number and qty.
Attributes
  • Brand
    Brubaker
  • Shank Type
    Straight
  • Shank Diameter
    0.375 in
  • Cutter Diameter
    9.5 mm
  • Outside Diameter
    .250 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
$57.06 - $57.06

Stock Levels
3 In stock
Attributes
  • Brand
    Brubaker
  • Shank Type
    Straight
  • Shank Diameter
    0.500 in
  • Cutter Diameter
    19.8 mm
  • Outside Diameter
    .531 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
$78.58 - $70.72

Stock Levels
Currently out of stock. Click here for lead time. Include your part number and qty.
Attributes
  • Brand
    Brubaker
  • Shank Type
    Straight
  • Shank Diameter
    0.500 in
  • Cutter Diameter
    14.3 mm
  • Outside Diameter
    .375 in
Counterbore; Body Length=31.8 mm | 1.250 in, Cutter Diameter=11.1 mm, Overall Length=177.8 mm | 7.000 in, Pilot Diameter=11.1 mm, Pilot Length=11.1 mm

1120938


Stock Levels
Currently out of stock. Click here for lead time. Include your part number and qty.
Attributes
  • Brand
    Reid Select
  • Shank Type
    Straight
  • Cutter Diameter
    11.1 mm
  • Pilot Diameter
    11.1 mm
  • Overall Length
    7.000 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
$84.28 - $75.85

Stock Levels
Currently out of stock. Click here for lead time. Include your part number and qty.
Attributes
  • Brand
    Weldon
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.500 in
  • Cutter Diameter
    15.1 mm
  • Outside Diameter
    .375 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
$81.18 - $81.18

Stock Levels
2 In stock
Attributes
  • Brand
    Brubaker
  • Shank Type
    Straight
  • Shank Diameter
    0.750 in
  • Cutter Diameter
    24.6 mm
  • Outside Diameter
    .656 in
Counterbore; , , Overall Length=63.5 mm | 2.500 in, Pilot Diameter=3.8 mm,

WEL-LGN-6-2

Price Range
$57.56 - $51.80

Stock Levels
1 In stock
Attributes
  • Brand
    Weldon
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.188 in
  • Outside Diameter
    .150 in
  • Pilot Diameter
    3.8 mm
Counterbore; , , Overall Length=69.9 mm | 2.750 in, Pilot Diameter=5.2 mm,

WEL-LGN-10-2

Price Range
$58.47 - $52.62

Stock Levels
Currently out of stock. Click here for lead time. Include your part number and qty.
Attributes
  • Brand
    Weldon
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.188 in
  • Outside Diameter
    .204 in
  • Pilot Diameter
    5.2 mm
Counterbore; Body Length=41.3 mm | 1.625 in, Cutter Diameter=19.1 mm, Overall Length=187.3 mm | 7.375 in, Pilot Diameter=19.1 mm, Pilot Length=19.1 mm

1120947


Stock Levels
Currently out of stock. Click here for lead time. Include your part number and qty.
Attributes
  • Brand
    Reid Select
  • Shank Type
    Straight
  • Cutter Diameter
    19.1 mm
  • Pilot Diameter
    19.1 mm
  • Overall Length
    7.375 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
$63.39 - $57.05

Stock Levels
Currently out of stock. Click here for lead time. Include your part number and qty.
Attributes
  • Brand
    Weldon
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.313 in
  • Cutter Diameter
    12.7 mm
  • Outside Diameter
    .328 in
Counterbore; , , Overall Length=63.5 mm | 2.500 in, Pilot Diameter=4.5 mm,

WEL-LGN-8-2

Price Range
$34.22 - $34.22

Stock Levels
1 In stock
Attributes
  • Brand
    Weldon
  • Shank Type
    Tu-Lip Straight
  • Shank Diameter
    0.188 in
  • Outside Diameter
    .178 in
  • Pilot Diameter
    4.5 mm