
| Symbol of flute desig l Spiral Straigh | l n t Spiralpoint Left hand spiral Roll | |||||
| Symbol | of size | SP HT Symbol of flute design | PO SL RO | |||
| Note 1: Product symbols sho tap suitable for sync | wn inred hronized fe | mean the ed tapping. | L Overall leng | Shank dia. Ds ℓc th Chamfer length | Drill hole shape | P: B: |
| Tap selection | Main material | Symbol Note1 | Code | Flute Class L Ds ℓc Product page | Tap selection Main material | Symbol Note1 Code Flute Class L Ds ℓc Product page |
| Taps /M | 5.5× | 0.5 | Thread forming taps for steels 12 | N-RZ NRZM77.0JP RO G7 70 6.2 4P ⑥-16 NRZM77.0JB 2P ⑥-16 | ||
| Standard | 23 | SP | SPP5.5G | SP P1 62 6 2.5P ①-38 | For cast Carbide ⑫⑬⑯ | N-CT FC TCNR7.0J3 HT P3 62 6.2 3P ⑤-11 |
| PO | POQ5.5G | PO P2 5P ③-14 | irons | TCNR7.0J1 1.5P ⑤-11 | ||
| 123 | HT | TNMQ5.5G5 TNMQ5.5G1 | HT P2 62 6 5P ④-7 1.5P ④-7 | For aluminum Carbide ⑲㉑ | N-CT LA TCNR7.0J3A HT P3 62 6.2 3P ⑤-4 TCNR7.0J1A 1.5P ⑤-4 | |
| Taps /M | 6.5× | 0.5 | Thread forming taps for non-ferrous materials ⑱⑲㉑ | N-RS NRSM77.0JP RO G7 70 6.2 4P ⑥-28 NRSM77.0JB 2P ⑥-28 | ||
| Standard | 123 | HT | TNMQ6.5G5 TNMQ6.5G1 | HT P2 70 6.2 5P ④-8 1.5P ④-8 | Taps /M7×0. | 5 |
| Taps /M | 7×1 | Standard 23 | SP SPQ7.0G SP P2 70 6.2 2.5P ①-38 PO POQ7.0G PO 5P ③-14 | |||
| Standard | 23 | SP | SPQ7.0M | SP P2 70 6.2 2.5P ①-38 | 123 | HT TNMQ7.0G5 HT P2 70 6.2 5P ④-8 |
| PO | POQ7.0M | PO 5P ③-14 | TNMQ7.0G1 1.5P ④-8 | |||
| 123 | HT | TNMQ7.0M5T TNMQ7.0M1T | HT P2 70 6.2 5P ④-8 1.5P ④-8 | Taps /M7.5× | 0.5 | |
| TNMQ7.0M5 | 5P ④-8 | Standard 123 | HT TNMQ7.5G5 HT P2 70 6.2 5P ④-8 | |||
| TNMQ7.0M1 | 1.5P ④-8 | TNMQ7.5G1 1.5P ④-8 | ||||
| Oversize | 23 | SP | SPR7.0M SPS7.0M | SP P3 70 6.2 2.5P ①-38 P4 ①-38 | Taps /M8.5× | 1 |
| PO | POR7.0M | PO P3 5P ③-14 | Standard 123 | HT TNMQ8.5M5 HT P2 75 7 5P ④-8 | ||
| 123 | HT | TNMR7.0M5 | HT P3 70 6.2 5P ④-8 | TNMQ8.5M1 1.5P ④-8 | ||
| TNMR7.0M1 TNMS7.0M5 | 1.5P ④-8 P4 5P ④-8 | Taps /M8.5× | 0.75 | |||
| TNMS7.0M1 | 1.5P ④-8 | Standard 123 | HT TNMQ8.5J5 HT P2 75 7 5P ④-8 | |||
| For left hand threads | 23 | SP LH | SPQ7.0M--L | SP P2 70 6.2 2.5P ①-77 | TNMQ8.5J1 1.5P ④-8 | |
| 123 | HT LH | TNMQ7.0M5-L TNMQ7.0M1-L | HT P2 70 6.2 5P ④-64 1.5P ④-64 | Taps /M8.5× | 0.5 | |
| Oxidizing | 123 | SP OX | SPQ7.0MX | SP P2 70 6.2 2.5P ①-63 | Standard 123 | HT TNMQ8.5G5 HT P2 75 7 5P ④-8 |
| PO OX | POQ7.0MX | PO 5P ③-35 | TNMQ8.5G1 1.5P ④-8 | |||
| Thread forming taps for steels | 12 | N-RZ | NRZM77.0MP NRZM77.0MB | RO G7 70 6.2 4P ⑥-16 2P ⑥-16 | ||
| For stainless steels | 123 49 | SU-PO | PUMQ7.0M | PO P2 70 6.2 5P ③-61 | ||
| For cast irons Carbide | ⑫⑬⑯ | N-CT FC | TCNR7.0M3 TCNR7.0M1 | HT P3 65 6.2 3P ⑤-11 1.5P ⑤-11 | ||
| For Carbide | ⑲㉑ | N-CT LA | TCNR7.0M3A | HT P3 65 6.2 3P ⑤-4 | ||
| aluminum | TCNR7.0M1A | 1.5P ⑤-4 | ||||
| Thread forming taps f f | ⑱⑲㉑ | N-RS | NRSM67.0MP | RO G6 70 6.2 4P ⑥-28 | ||
| or non-errous materials | NRSM67.0MB NRSM77.0MP | 2P ⑥-28 G7 4P ⑥-28 | ||||
| NRSM77.0MB | 2P ⑥-28 | |||||
| Nut taps | 12 | NT | NH27.0M | HT Ⅱb 130 5.5 26P ⑦-27 | ||
| Taps /M | 7×0 | .75 | ||||
| Standard | 23 | SP | SPQ7.0J | SP P2 70 6.2 2.5P ①-38 | ||
| 123 | PO HT | POQ7.0J TNMQ7.0J5 TNMQ7.0J1 | PO 5P ③-14 HT P2 70 6.2 5P ④-8 1.5P ④-8 | |||
| Oversize | 23 | PO | POR7.0J | PO P3 70 6.2 5P ③-14 | ||
| For left hand threads | 123 | HT LH | TNMQ7.0J5-L TNMQ7.0J1-L | HT P2 70 6.2 5P ④-65 1.5P ④-65 |
Taps
Taps
Taps
M25-M48
M50-M1
threads
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Taps
For American Taps
For Miniature