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Counterbores, Interchangeable Pilot

Interchangeable Pilot Straight Shank Counterbores

Interchangeable Pilot Straight Shank CounterboresClick for a Bigger Picture
High Speed Steel. Interchangeable Pilot Type.
Pilots for Counterbores are NOT included.
Most 64th sizes up to 1 inch are in stock
Price for 64th sizes is 30% over the next larger size - Call to order or request the counterbore in the 'comments' section of your checkout page.
Quantity Price Model Description Diameter Length Shank Diam. Hole Diam. Range of Pilot Sizes

$19.00 CBSS-3/16
3/16" HS Int Pilot St Sh Counterbore 3/16" 3" 15/64" 3/32" 1/8- 3/16"

$19.00 CBSS-7/32
7/32" HS Int Pilot St Sh Counterbore 7/32 3 15/64 3/32 1/8- 7/32

$17.55 CBSS-1/4
1/4" HS Int Pilot St Sh Counterbore 1/4 3 13/16 15/64 3/32 1/8- 3/16

$17.55 CBSS-9/32
9/32" HS Int Pilot St Sh Counterbore 9/32 3 13/16 17/64 3/32 1/8- 7/32

$17.85 CBSS-5/16
5/16" HS Int Pilot St Sh Counterbore 5/16 3 13/16 19/64 3/32 1/8- 1/4

$18.25 CBSS-11/32
11/32" HS Int Pilot St Sh Counterbore 11/32 3 13/16 5/16 3/32 1/8- 9/32

$18.25 CBSS-3/8
3/8" HS Int Pilot St Sh Counterbore 3/8 4 1/16 5/16 5/32 3/16- 5/16

$18.40 CBSS-13/32
13/32" HS Int Pilot St Sh Counterbore 13/32 4 1/16 3/8 5/32 3/16- 11/32

$18.40 CBSS-7/16
7/16" HS Int Pilot St Sh Counterbore 7/16 4 1/16 3/8 5/32 3/16- 3/8

$19.60 CBSS-15/32
15/32" HS Int Pilot St Sh Counterbore 15/32 4 5/16 7/16 3/16 1/4- 13/32

$19.60 CBSS-1/2
1/2" HS Int Pilot St Sh Counterbore 1/2 4 5/16 7/16 3/16 1/4- 7/16

$21.70 CBSS-17/32
17/32" HS Int Pilot St Sh Counterbore 17/32 4 5/16 1/2 3/16 1/4- 15/32

$21.70 CBSS-9/16
9/16" HS Int Pilot St Sh Counterbore 9/16 4 5/16 1/2 3/16 1/4- 1/2

$23.25 CBSS-19/32
19/32" HS Int Pilot St Sh Counterbore 19/32 5 1/8 1/2 3/16 1/4- 17/32

$23.25 CBSS-5/8
5/8" HS Int Pilot St Sh Counterbore 5/8 5 1/8 1/2 3/16 1/4- 9/16

$25.70 CBSS-21/32
21/32" HS Int Pilot St Sh Counterbore 21/32 5 1/8 1/2 3/16 1/4- 19/32

$25.70 CBSS-11/16
11/16" HS Int Pilot St Sh Counterbore 11/16 5 1/8 1/2 3/16 1/4- 5/8

$27.05 CBSS-23/32
23/32" HS Int Pilot St Sh Counterbore 23/32 5 3/8 1/2 1/4 3/16- 21/32

$27.05 CBSS-3/4
3/4" HS Int Pilot St Sh Counterbore 3/4 5 3/8 1/2 1/4 5/16- 11/16

$28.30 CBSS-25/32
25/32" HS Int Pilot St Sh Counterbore 25/32 5 3/8 5/8 1/4 5/16- 23/32

$28.30 CBSS-13/16
13/16" HS Int Pilot St Sh Counterbore 13/16 5 3/8 5/8 1/4 5/16- 3/4

$29.70 CBSS-27/32
27/32" HS Int Pilot St Sh Counterbore 27/32 5 3/8 3/4 1/4 5/16- 13/16

$29.70 CBSS-7/8
7/8" HS Int Pilot St Sh Counterbore 7/8 5 3/8 3/4 1/4 5/16-13/16

$31.10 CBSS-29/32
29/32" HS Int Pilot St Sh Counterbore 29/32 6 1/8 3/4 1/4 5/16-27/32

$31.10 CBSS-15/16
15/16" HS Int Pilot St Sh Counterbore 15/16 6 1/8 3/4 1/4 5/16-7/8

$33.20 CBSS-31/32
31/32" HS Int Pilot St Sh Counterbore 31/32 6 3/8 3/4 5/16 3/8-29/32

$35.65 CBSS-1
1" HS Int Pilot St Sh Counterbore 1 6 3/8 3/4 5/16 3/8-15/16

$45.75 CBSS-1-1/16
1-1/16" HS Int Pilot St Sh Counterbore 1 1/16 6 3/8 3/4 5/16 3/8-1

$46.95 CBSS-1-1/8
1-1/8" HS Int Pilot St Sh Counterbore 1 1/8 6 3/8 1" 5/16 3/8-1 1/16

$49.50 CBSS-1-3/16
1-3/16" HS Int Pilot St Sh Counterbore 1 3/16 6 3/8 1 5/16 3/8-1 1/8

$57.90 CBSS-1-1/4
1-1/4" HS Int Pilot St Sh Counterbore 1 1/4 6 5/8 1 3/8 7/16-1 3/16

$61.00 CBSS-1-5/16
1-5/16" HS Int Pilot St Sh Counterbore 1 5/16 6 5/8 1 3/8 7/16-1 1/4

$66.10 CBSS-1-3/8
1-3/8" HS Int Pilot St Sh Counterbore 1 3/8 7 7/8 1 3/8 7/16-1 5/16

$74.00 CBSS-1-7/16
1-7/16" HS Int Pilot St Sh Counterbore 1 7/16 7 7/8 1 1/4 3/8 7/16-1 3/8

$74.00 CBSS-1-1/2
1-1/2" HS Int Pilot St Sh Counterbore 1 1/2 8 1/8 1 1/4 3/8 7/16-1 7/16

$93.00 CBSS-1-9/16
1-9/16" HS Int Pilot St Sh Counterbore 1 9/16 8 1/8 1 1/4 7/16 1/2-1 1/2

$93.00 CBSS-1-5/8
1-5/8" HS Int Pilot St Sh Counterbore 1 5/8 8 1/8 1 1/4 7/16 1/2-1 9/16

$100.20 CBSS-1-11/16
1-11/16" HS Int Pilot St Sh Counterbore 1 11/16 8 1/8 1 1/4 7/16 1/2-1 5/8

$100.20 CBSS-1-3/4
1-3/4" HS Int Pilot St Sh Counterbore 1 3/4 8 1/8 1 1/4 7/16 1/2-1 11/16

$110.00 CBSS-1-13/16
1-13/16" HS Int Pilot St Sh Counterbore 1 13/16 8 1/8 1 1/2 7/16 1/2-1 3/4

$110.00 CBSS-1-7/8
1-7/8" HS Int Pilot St Sh Counterbore 1 7/8 8 1/8 1 1/2 7/16 1/2-1 13/16

$124.60 CBSS-1-15/16
1-15/16" HS Int Pilot St Sh Counterbore 1 15/16 8 3/8 1 1/2 7/16 1/2-1 7/8

$124.60 CBSS-2
2" HS Int Pilot St Sh Counterbore 2 8 3/8 1 1/2 1/2 9/16-1 15/16

$193.00 CBSS-2-1/8
2-1/8" HS Int Pilot St Sh Counterbore 2 1/8 9 7/8 1 1/2 1/2 9/16-2 1/16

$206.00 CBSS-2-1/4
2-1/4" HS Int Pilot St Sh Counterbore 2 1/4 9 7/8 1 1/2 1/2 9/16-2 3/16

$221.00 CBSS-2-3/8
2-3/8" HS Int Pilot St Sh Counterbore 2 3/8 9 7/8 1 3/4 1/2 9/16-2 5/16

$235.00 CBSS-2-1/2
2-1/2" HS Int Pilot St Sh Counterbore 2 1/2 9 7/8 1 3/4 1/2 9/16-2 7/16

$287.00 CBSS-2-5/8
2-5/8" HS Int Pilot St Sh Counterbore 2 5/8 9 7/8 1 3/4 1/2 9/16-2 9/16

$304.00 CBSS-2-3/4
2-3/4" HS Int Pilot St Sh Counterbore 2 3/4 9 7/8 1 3/4 1/2 9/16-2 11/16

$317.00 CBSS-2-7/8
2-7/8" HS Int Pilot St Sh Counterbore 2 7/8 9 7/8 1 3/4 1/2 9/16-2 13/16

$328.00 CBSS-3
3" HS Int Pilot St Sh Counterbore 3 9 7/8 1 3/4 1/2 9/16-2 15/16

Interchangeable Pilot Taper Shank Counterbores

Interchangeable Pilot Taper Shank CounterboresClick for a Bigger Picture
High Speed Steel. Interchangeable Pilot Type.
Pilots for Counterbores are NOT included.
Quantity Price Model Description Diameter Length Overall Taper Shank Hole Diameter Range of Pilot Size

$18.40 CBTS-1/4
1/4" HS Int Pilot TS Counterbore 1/4 3 13/16 1 3/32 1/8- 3/16

$18.40 CBTS-9/32
9/32" HS Int Pilot TS Counterbore 9/32 3 13/16 1 3/32 1/8- 7/32

$18.90 CBTS-5/16
5/16" HS Int Pilot TS Counterbore 5/16 3 13/16 1 3/32 1/8- 1/4

$18.90 CBTS-11/32
11/32" HS Int Pilot TS Counterbore 11/32 3 13/16 1 3/32 1/8- 9/32

$18.90 CBTS-3/8
3/8" HS Int Pilot TS Counterbore 3/8 4 1/16 1 5/32 3/16- 5/16

$20.00 CBTS-13/32
13/32" HS Int Pilot TS Counterbore 13/32 4 1/16 1 5/32 3/16- 11/32

$20.00 CBTS-7/16
7/16" HS Int Pilot TS Counterbore 7/16 4 1/16 1 5/32 3/16- 3/8

$21.00 CBTS-15/32
15/32" HS Int Pilot TS Counterbore 15/32 4 5/16 1 3/16 1/4- 13/32

$25.10 CBTS-1/2
1/2" HS Int Pilot TS Counterbore 1/2 4 5/16 1 3/16 1/4- 7/16

$22.40 CBTS-17/32
17/32" HS Int Pilot TS Counterbore 17/32 4 5/16 1 3/16 1/4- 15/32

$28.00 CBTS-9/16
9/16" HS Int Pilot TS Counterbore 9/16 4 5/16 1 3/16 1/4- 1/2

$25.20 CBTS-19/32
19/32" HS Int Pilot TS Counterbore 19/32 5 1/8 1 3/16 1/4- 17/32

$25.20 CBTS-5/8
5/8" HS Int Pilot TS Counterbore 5/8 5 1/8 2 3/16 1/4- 9/16

$29.20 CBTS-21/32
21/32" HS Int Pilot TS Counterbore 21/32 5 1/8 2 3/16 1/4- 19/32

$29.20 CBTS-11/16
11/16" HS Int Pilot TS Counterbore 11/16 5 1/8 2 3/16 1/4- 5/8

$29.20 CBTS-23/32
23/32" HS Int Pilot TS Counterbore 23/32 5 3/8 2 1/4 5/16- 21/32

$34.80 CBTS-3/4
3/4" HS Int Pilot TS Counterbore 3/4 5 3/8 2 1/4 5/16- 11/16

$30.70 CBTS-25/32
25/32" HS Int Pilot TS Counterbore 25/32 5 3/8 2 1/4 5/16- 23/32

$30.70 CBTS-13/16
13/16" HS Int Pilot TS Counterbore 13/16 5 3/8 2 1/4 5/16- 3/4

$32.20 CBTS-7/8
7/8" HS Int Pilot TS Counterbore 7/8 5 3/8 2 1/4 5/16- 13/16

$40.10 CBTS-15/16
15/16" HS Int Pilot TS Counterbore 15/16 6 1/8 3 1/4 5/16- 7/8

$40.10 CBTS-1
1" HS Int Pilot TS Counterbore 1 6 3/8 3 - 3/8- 15/16

$55.70 CBTS-1-1/16
1-1/16" HS Int Pilot TS Counterbore 1 1/16 6 3/8 3 5/16 3/8-1

$48.00 CBTS-1-1/8
1-1/8" HS Int Pilot TS Counterbore 1 1/8 6 3/8 3 5/16 3/8-1 1/16

$60.00 CBTS-1-3/16
1-3/16" HS Int Pilot TS Counterbore 1 3/16 6 3/8 3 5/16 3/8-1 1/8

$61.30 CBTS-1-1/4
1-1/4" HS Int Pilot TS Counterbore 1 1/4 6 5/8 3 3/8 7/16-1 3/16

$62.50 CBTS-1-5/16
1-5/16" HS Int Pilot TS Counterbore 1 5/16 6 5/8 3 3/8 7/16-1 1/4

$67.40 CBTS-1-3/8
1-3/8" HS Int Pilot TS Counterbore 1 3/8 6 5/8 3 3/8 7/16-1 5/16

$72.80 CBTS-1-7/16
1-7/16" HS Int Pilot TS Counterbore 1 7/16 7 7/8 4 3/8 7/16-1 3/8

$75.70 CBTS-1-1/2
1-1/2" HS Int Pilot TS Counterbore 1 1/2 7 7/8 4 3/8 7/16-1 7/16

$98.90 CBTS-1-9/16
1-9/16" HS Int Pilot TS Counterbore 1 9/16 8 1/8 4 7/16 1/2-1 1/2

$99.90 CBTS-1-5/8
1-5/8" HS Int Pilot TS Counterbore 1 5/8 8 1/8 4 7/16 1/2-1 9/16

$108.00 CBTS-1-11/16
1-11/16" HS Int Pilot TS Counterbore 1 11/16 8 1/8 4 7/16 1/2-1 5/8

$108.00 CBTS-1-3/4
1-3/4" HS Int Pilot TS Counterbore 1 3/4 8 1/8 4 7/16 1/2-1 11/16

$118.40 CBTS-1-13/16
1-13/16" HS Int Pilot TS Counterbore 1 13/16 8 1/8 4 7/16 1/2-1 3/4

$118.40 CBTS-1-7/8
1-7/8" HS Int Pilot TS Counterbore 1 7/8 8 1/8 4 7/16 1/2-1 13/16

$133.80 CBTS-1-15/16
1-15/16" HS Int Pilot TS Counterbore 1 15/16 8 1/8 4 7/16 1/2-1 7/8

$133.80 CBTS-2
2" HS Int Pilot TS Counterbore 2 8 3/8 4 1/2 9/16-1 15/16

$169.10 CBTS-2-1/8
2-1/8" HS Int Pilot TS Counterbore 2 1/8 9 7/8 5 1/2 9/16-2 1/16

$178.50 CBTS-2-1/4
2-1/4" HS Int Pilot TS Counterbore 2 1/4 9 7/8 5 1/2 9/16-2 3/16

$194.00 CBTS-2-3/8
2-3/8" HS Int Pilot TS Counterbore 2 3/8 9 7/8 5 1/2 9/16-2 5/16

$194.00 CBTS-2-1/2
2-1/2" HS Int Pilot TS Counterbore 2 1/2 9 7/8 5 1/2 9/16-2 7/16

$208.00 CBTS-2-5/8
2-5/8" HS Int Pilot TS Counterbore 2 5/8 9 7/8 5 1/2 9/16-2 9/16

$242.00 CBTS-2-3/4
2-3/4" HS Int Pilot TS Counterbore 2 3/4 9 7/8 5 1/2 9/16-2 11/16

$266.00 CBTS-2-7/8
2-7/8" HS Int Pilot TS Counterbore 2 7/8 9 7/8 5 1/2 9/16-2 13/16

$274.00 CBTS-3
3" HS Int Pilot TS Counterbore 3 9 7/8 5 1/2 9/16-2 15/16