
| Overall | Pin | Bored hole dia. | Bored hole dia. | Bored hole depth | Bored hole depth | Bored hole depth | Shank | |
| length | length | (GO) | (NOT-GO) | (1.5D) | (2D) | (2.5D) | dia. |
CPR-S Check Pins for Bored Hole in thread form tapping (Straight Type) Specification ■ CPR-S enables checking of several kinds of bored hole
dia. and checking of depth of bored hole(for thread forming taps, straight type). CPR-S is made from wear resistant HSS material and is applicable for blind hole. For icon explanation, refer to P.50
Segment:7C
| Size | Code | L (mm) | ℓ (mm) | d1 (mm) | d2 (mm) | ℓ1 (mm) | ℓ2 (mm) | ℓ3 (mm) | Ds (mm) | Type | Stock |
| For Metric Threads | |||||||||||
| M2×0.4 | CPRS2.0E | 41.5 | 5.5 | 1.79 | 1.84 | 3 | 4 | 5 | 3 | 1 | ○ |
| M2.5×0.45 | CPRS2.5F | 41.5 | 5.5 | 2.27 | 2.34 | 3.75 | 5 | 6.25 | 3 | 1 | ○ |
| M2.6×0.45 | CPRS2.6F | 41.5 | 5.5 | 2.37 | 2.44 | 3.9 | 5.2 | 6.5 | 3 | 1 | ○ |
| M3×0.5 | CPRS3.0G | 49 | 9 | 2.75 | 2.82 | 4.5 | 6 | 7.5 | 4 | 1 | ○ |
| M4×0.7 | CPRS4.0I | 57 | 11 | 3.65 | 3.72 | 6 | 8 | 10 | 5 | 1 | ○ |
| M5×0.8 | CPRS5.0K | 65 | 14 | 4.59 | 4.67 | 7.5 | 10 | 12.5 | 5.5 | 1 | ○ |
| M6×1 | CPRS6.0M | 73 | 16.5 | 5.49 | 5.59 | 9 | 12 | 5 | 6 | 1 | ○ |
| M8×1.25 | CPRS8.0N | 99 | 22 | 7.36 | 7.49 | 12 | 16 | 20 | 8 | 1 | ○ |
| M10×1.5 | CPRS010O | 110 | 27.5 | 9.22 | 9.34 | 15 | 20 | 25 | 10 | 1 | ○ |
| M10×1.25 | CPRS010N | 110 | 27.5 | 9.35 | 9.49 | 15 | 20 | 25 | 10 | 1 | ○ |
| M12×1.75 | CPRS012P | 121 | 33 | 11.09 | 11.23 | 18 | 24 | 30 | 12 | 1 | ○ |
| M12×1.5 | CPRS012O | 121 | 33 | 11.22 | 11.34 | 18 | 24 | 30 | 12 | 1 | ○ |
| M12×1.25 | CPRS012N | 121 | 33 | 11.36 | 11.50 | 18 | 24 | 30 | 12 | 1 | ○ |
| For Unified Threads | |||||||||||
| No.2-56UNC | CPRSUN2E | 41.5 | 5.5 | 1.96 | 2.04 | 3.3 | 4.4 | 5.5 | 3 | 1 | ○ |
| No.2-64UNF | CPRSUN2D | 41.5 | 5.5 | 1.98 | 2.06 | 3.3 | 4.4 | 5.5 | 3 | 1 | ○ |
| No.3-48UNC | CPRSUN3F | 45 | 7.5 | 2.25 | 2.35 | 3.8 | 5 | 6.3 | 3 | 1 | ○ |
| No.3-56UNF | CPRSUN3E | 45 | 7.5 | 2.29 | 2.37 | 3.8 | 5 | 6.3 | 3 | 1 | ○ |
| No.4-40UNC | CPRSUN4H | 49 | 9 | 2.54 | 2.64 | 4.3 | 5.7 | 7.1 | 4 | 1 | ○ |
| No.4-48UNF | CPRSUN4F | 49 | 9 | 2.59 | 2.68 | 4.3 | 5.7 | 7.1 | 4 | 1 | ○ |
| No.5-40UNC | CPRSUN5H | 49 | 9 | 2.87 | 2.97 | 4.8 | 6.4 | 7.9 | 4 | 1 | ○ |
| No.5-44UNF | CPRSUN5G | 49 | 9 | 2.90 | 2.99 | 4.8 | 6.4 | 7.9 | 4 | 1 | ○ |
| No.6-32UNC | CPRSUN6J | 57 | 11 | 3.11 | 3.22 | 5.3 | 7 | 8.8 | 5 | 1 | ○ |
| No.6-40UNF | CPRSUN6H | 57 | 11 | 3.19 | 3.29 | 5.3 | 7 | 8.8 | 5 | 1 | ○ |
| No.8-32UNC | CPRSUN8J | 57 | 11 | 3.78 | 3.89 | 6.3 | 8.3 | 10.4 | 5 | 1 | ○ |
| No.8-36UNF | CPRSUN8I | 57 | 11 | 3.81 | 3.91 | 6.3 | 8.3 | 10.4 | 5 | 1 | ○ |
| No.10-24UNC | CPRSUNAM | 65 | 14 | 4.30 | 4.44 | 7.2 | 9.7 | 12.1 | 5.5 | 1 | ○ |
| No.10-32UNF | CPRSUNAJ | 65 | 14 | 4.44 | 4.53 | 7.2 | 9.7 | 12.1 | 5.5 | 1 | ○ |
| No.12-24UNC | CPRSUNCM | 73 | 16.5 | 4.96 | 5.07 | 8.2 | 11 | 13.7 | 6 | 1 | ○ |
| No.12-28UNF | CPRSUNCK | 73 | 16.5 | 5.03 | 5.13 | 8.2 | 11 | 13.7 | 6 | 1 | ○ |
| 1/4-20UNC | CPRSU04N | 73 | 16.5 | 5.73 | 5.86 | 9.5 | 12.7 | 15.9 | 6 | 1 | ○ |
| 1/4-28UNF | CPRSU04K | 73 | 16.5 | 5.91 | 6.00 | 9.5 | 12.7 | 15.9 | 6 | 1 | ○ |