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39 Ps/Set HSS Interchangeable Pilot Counterbore Sets, Straight Shank or Taper Shank
Straight Shank, item# 500S-A000
Taper Shank, item# 500T-B000
- Complete with pilots in fitted case.
- Each set includes: 13 counterbores-26 pilots
- Counterbores:
-
500S-A000:
- Pilots:
1/8", 5/32", 3/16", and 1/4" with 3/32" shanks
3/16", 7/32", 1/4", 9/32", and 5/16" with 5/32" shanks,
1/4", 5/16", 3/8", 7/16", and 1/2" with 3/16" shanks,
5/16", 3/8", 7/16", 1/2", 9/16", and 5/8" with 1/4" shank
3/8", 7/16", 1/2", 9/16", 5/8", and 3/4" with 5/16" shank - Counterbores: 1/4" to 1" by 16ths
- Pilots:
-
500T-B000:
- Pilots:
1/4", 5/16", 3/8", 7/16", 1/2", and 9/16" with MT1 shanks
5/8", 11/16", 3/4", 13/16", and 7/8" with MT2 shanks
15/16", and 1" with MT3 shanks - Counterbores: 1/4" to 1" by 16ths
- Pilots:
- Solid excellent packing
The 13 pcs interchange counterbore and their correspondent pilot chart for 500S-A000
|
Counterbore Size |
Pilot Hole Size |
Range of Pilot Sizes |
No. of Flute |
Shank for Counterbore |
Overall Length |
|
1/4" |
3/32" |
1/8"-3/16" |
3 |
15/64" |
3-13/16" |
|
5/16" |
3/32" |
1/8"-1/4" |
3 |
19/64" |
3-13/16" |
|
3/8" |
5/32" |
3/16"-5/16" |
3 |
5/16" |
4-1/16" |
|
7/16" |
5/32" |
3/16"-3/16" |
3 |
3/8" |
4-1/16" |
|
1/2" |
3/16" |
1/4"-7/16" |
3 |
7/16" |
4-5/16" |
|
9/16" |
3/16" |
1/4"-1/2" |
3 |
7/16" |
4-5/16" |
|
5/8" |
3/16" |
1/4"-9/16" |
3 |
1/2" |
5-1/8" |
|
11/16" |
3/16" |
1/4"-5/8" |
3 |
1/2" |
5-1/8" |
|
3/4" |
1/4" |
5/16"-11/16" |
3 |
1/2" |
5-3/8" |
|
13/16" |
1/4" |
5/16"-3/4" |
3 |
5/8" |
5-3/8" |
|
7/8" |
1/4" |
5/16"-13/16" |
3 |
3/4" |
5-3/8" |
|
15/16" |
1/4" |
5/16"-7/8" |
3 |
3/4" |
6-1/8" |
|
1" |
5/16" |
3/8"-15/16" |
3 |
3/4" |
6-3/8" |
The 13 pcs interchange counterbore and their correspondent pilot chart for 500T-B000
|
Counterbore Size |
Pilot Hole Size |
Range of Pilot Sizes |
No. of Flute |
Shank Taper |
|
1/4" |
3/32" |
1/8"-3/16" |
3 |
MT1 |
|
5/16" |
3/32" |
1/8"-1/4" |
3 |
MT1 |
|
3/8" |
5/32" |
3/16"-5/16" |
3 |
MT1 |
|
7/16" |
5/32" |
3/16"-3/16" |
3 |
MT1 |
|
1/2" |
3/16" |
1/4"-7/16" |
3 |
MT1 |
|
9/16" |
3/16" |
1/4"-1/2" |
3 |
MT1 |
|
5/8" |
3/16" |
1/4"-9/16" |
3 |
MT2 |
|
11/16" |
3/16" |
1/4"-5/8" |
3 |
MT2 |
|
3/4" |
1/4" |
5/16"-11/16" |
3 |
MT2 |
|
13/16" |
1/4" |
5/16"-3/4" |
3 |
MT2 |
|
7/8" |
1/4" |
5/16"-13/16" |
3 |
MT2 |
|
15/16" |
1/4" |
5/16"-7/8" |
3 |
MT3 |
|
1" |
5/16" |
3/8"-15/16" |
3 |
MT3 |



















