
| Overall | Pin | Bored hole dia. | Bored hole dia. | d1 | d2 | Shank | Size of | Length of |
| length | length | (GO) | (NOT-GO) | length | length | dia. | square | square |
■ One CPR-T enables simple checking of bored hole dia. (for thread forming taps, taper type).CPR-T is made from wear resistant HSS material is applicable for through hole and for blind hole having enough space in the bottom. For icon explanation, refer to P.50
Segment:7C
| Size | Code | L | ℓ | d | d | ℓ | ℓ | Ds | K | ℓk | Type | Stock |
| 1 | 2 | 1 | 2 | |||||||||
| (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) |
For Metric Threads M2 × 0.4 ○
CPRT2.0E 42 7 1.79 1.84 1 6 3 2.5 5 1
M2.5 ×0.45 ○
CPRT2.5F 46 8 2.27 2.34 1.5 6.5 3 2.5 5 1
M2.6 ×0.45 ○
CPRT2.6F 46 8 2.37 2.44 1.5 6.5 3 2.5 5 1
M3 × 0.5 ○
CPRT3.0G 46 8.5 2.75 2.82 1.5 7 4 3.2 6 1
M4 × 0.7 ○
CPRT4.0I 52 10.5 3.65 3.72 2.25 8.25 5 4 7 1
M5 × 0.8 ○
CPRT5.0K 59.5 12.5 4.59 4.67 2.5 10 5.5 4.5 7 1
M6 × 1 ○
CPRT6.0M 61.5 16.5 5.49 5.59 3.75 12.75 6 4.5 7 1
M8 × 1.25 ○
CPRT8.0N 90 19.4 7.36 7.49 4.7 14.7 8 6 9 2
M10 × 1.5 ○
CPRT010O 100 23.4 9.22 9.34 6.7 16.7 10 8 11 2
M10 × 1.25 ○
CPRT010N 100 23.4 9.35 9.49 6.7 16.7 10 8 11 2
M12 × 1.75 ○
CPRT012P 110 27.4 11.09 11.23 7.7 19.7 12 9 12 2
M12 × 1.5 ○
CPRT012O 110 27.4 11.22 11.34 7.7 19.7 12 9 12 2
M12 × 1.25 ○
CPRT012N 110 27.4 11.36 11.50 7.7 19.7 12 9 12 2
For Unified Threads
| No.2-56UNC | CPRTUN2E | 46 | 8 | 1.96 | 2.04 | 1.5 | 6.5 | 3 | 2.5 | 5 | 1 | ○ |
| No.2-64UNF | CPRTUN2D | 46 | 8 | 1.98 | 2.06 | 1.5 | 6.5 | 3 | 2.5 | 5 | 1 | ○ |
| No.3-48UNC | CPRTUN3F | 46 | 8 | 2.25 | 2.35 | 1.5 | 6.5 | 3 | 2.5 | 5 | 1 | ○ |
| No.3-56UNF | CPRTUN3E | 46 | 8 | 2.29 | 2.37 | 1.5 | 6.5 | 3 | 2.5 | 5 | 1 | ○ |
| No.4-40UNC | CPRTUN4H | 46 | 8.5 | 2.54 | 2.64 | 1.5 | 7 | 4 | 3.2 | 6 | 1 | ○ |
| No.4-48UNF | CPRTUN4F | 46 | 8.5 | 2.59 | 2.68 | 1.5 | 7 | 4 | 3.2 | 6 | 1 | ○ |
| No.5-40UNC | CPRTUN5H | 46 | 8.5 | 2.87 | 2.97 | 1.5 | 7 | 4 | 3.2 | 6 | 1 | ○ |
| No.5-44UNF | CPRTUN5G | 46 | 8.5 | 2.90 | 2.99 | 1.5 | 7 | 4 | 3.2 | 6 | 1 | ○ |
| No.6-32UNC | CPRTUN6J | 52 | 10.5 | 3.11 | 3.22 | 2.25 | 8.25 | 5 | 4 | 7 | 1 | ○ |
| No.6-40UNF | CPRTUN6H | 52 | 10.5 | 3.19 | 3.29 | 2.25 | 8.25 | 5 | 4 | 7 | 1 | ○ |
| No.8-32UNC | CPRTUN8J | 52 | 10.5 | 3.78 | 3.89 | 2.25 | 8.25 | 5 | 4 | 7 | 1 | ○ |
| No.8-36UNF | CPRTUN8I | 52 | 10.5 | 3.81 | 3.91 | 2.25 | 8.25 | 5 | 4 | 7 | 1 | ○ |
| No.10-24UNC | CPRTUNAM | 59.5 | 12.5 | 4.30 | 4.44 | 2.5 | 10 | 5.5 | 4.5 | 7 | 1 | ○ |
| No.10-32UNF | CPRTUNAJ | 59.5 | 12.5 | 4.44 | 4.53 | 2.5 | 10 | 5.5 | 4.5 | 7 | 1 | ○ |
| No.12-24UNC | CPRTUNCM | 61.5 | 16.5 | 4.96 | 5.07 | 3.75 | 12.75 | 6 | 4.5 | 7 | 1 | ○ |
| No.12-28UNF | CPRTUNCK | 61.5 | 16.5 | 5.03 | 5.13 | 3.75 | 12.75 | 6 | 4.5 | 7 | 1 | ○ |
| 1/4-20UNC | CPRTU04N | 61.5 | 16.5 | 5.73 | 5.86 | 3.75 | 12.75 | 6 | 4.5 | 7 | 1 | ○ |
| 1/4-28UNF | CPRTU04K | 61.5 | 16.5 | 5.91 | 6.00 | 3.75 | 12.75 | 6 | 4.5 | 7 | 1 | ○ |