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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:
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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