
| Icons of main materials 1Low carbon steel2Medium c | arbon steel | 3High | carbon steel4Alloy s | teel5Thermal refined | i steel(25 | i ~35HRC) | i6 Thermal refined steel(35~45HRC) |
| 7Thermal refined steel(45~55HRC) | i8Th i | ermal refined | i steel(50~63HRC)9S | tainless steel�Tool s | teel | ⓫Cast ste | el⓬Cast iron |
| i ⓭ Ductile cast iron ⓮Copper | ii ⓯Brass | i ⓰Bra | i ss casting⓱Bronze | ⓲Wrought aluminum | ⓳Alum | inum alloy | casting |
| ⓴Magnesium alloy�Zinc alloy | ㉒Ti | tanium alloy | ㉓Nickel base alloy | ㉔Thermosetting plastic | ㉕Th | ermoplastic | resin |
| Tap selection Main material | Symbol | Code | Flute Class L Ds ℓc Product page | Tap selection | Main material | Symbol | Code Flute Class L Ds ℓc Product page |
| Note1 | Note1 | ||||||
| For cast Carbide ⑫⑬⑯ | N-CT FC | TCNRU07N3 | HT P3 80 8 3P ⑤-13 | Standard Oversize | 123 | HT | TNMSU08N5 HT P4 88 10.5 5P ④-23 |
| irons | TCNRU07N1 | 1.5P ⑤-13 | TNMSU08N1 1.5P ④-23 | ||||
| For helical coil wire ⑱⑲㉑ | AL-HT STI | TWU07N1LEB5 | HT Ⅰb 88 10.5 5P ⑦-5 | For left hand | 23 | SP LH | SPQU08N--L SP P2 88 10.5 2.5P ①-78 |
| screw thread inserts | TWU07N1LEBA | 1.5P ⑦-5 | threads | PO LH | PORU08N--L PO P3 5P ③-47 | ||
| T /7/162 | 4UN | Oxidizing | 123 | SP OX | SPQU08NX SP P2 88 10.5 2.5P ①-64 | ||
| aps - | PO OX | PORU08NX PO P3 5P ③-36 | |||||
| Standard 123 | HT | TNMRU07M5 | HT P3 82 8.5 5P ④-23 | Long | 23 | LS-SP | SPQU08NL15 SP P2 150 10.5 2.5P ①-90 |
| TNMRU07M1 | 1.5P ④-23 | SPQU08NL20 200 ①-90 | |||||
| Taps /7/16-2 | 8UN | EF | LS-PO | PORU08NL15 PO P3 150 5P ③-54 PORU08NL20 200 ③-54 | |||
| Standard 23 | SP | SPQU07K | SP P2 82 8.5 2.5P ①-42 | 123 | LS-HT | TNMQU08N515 HT P2 150 10.5 5P ④-80 | |
| PO | POQU07K | PO 5P ③-17 | TNMQU08N520 200 ④-80 | ||||
| 123 | HT | TNMQU07K5 | HT P2 82 8.5 5P ④-23 | TNMQU08N115 150 1.5P ④-80 | |||
| TNMQU07K1 | 1.5P ④-23 | TNMQU08N120 200 ④-80 | |||||
| Taps /1/2-13 | UNC | Thread forming taps for steels | 12 | N-RZ | NRZM8U08NP RO G8 88 10.5 4P ⑥-17 NRZM8U08NB 2P ⑥-17 | ||
| Standard 23 | SP | SPRU08R | SP P3 88 10.5 2.5P ①-42 | For hard-to- machine materials Powdered HSS | 356 | PM-PO | PYU08NSDPB PO P4 88 10.5 5.5P ③-93 |
| PO | PORU08R | PO 5P ③-17 | For stainless steels | 2349 | SU-SP | SUMQU08N SP P2 88 10.5 2.5P ①-101 | |
| 123 | HT | TNMRU08R5 | HT P3 88 10.5 5P ④-23 | 123 49 | SU-PO | PUMRU08N PO P3 88 10.5 5P ③-62 | |
| TNMRU08R1 | 1.5P ④-23 | 129 | SU-HT | TUMRU08N4 HT P3 88 10.5 4P ④-90 | |||
| Oversize 123 | HT | TNMSU08R5 | HT P4 88 10.5 5P ④-23 | TUMRU08N1 1.5P ④-90 | |||
| TNMSU08R1 | 1.5P ④-23 | For cast Carbide | ⑫⑬⑯ | N-CT FC | TCNRU08N3 HT P3 85 9 3P ⑤-13 | ||
| For left hand 23 | SP LH | SPRU08R--L | SP P3 88 10.5 2.5P ①-78 | irons | TCNRU08N1 1.5P ⑤-13 | ||
| threads | PO LH | PORU08R--L | PO 5P ③-47 | For helical coil wire | ⑱⑲㉑ | AL-HT STI | TWU08N1LEB5 HT Ⅰb 95 12.5 5P ⑦-5 |
| Oxidizing 123 | SP OX | SPRU08RX | SP P3 88 10.5 2.5P ①-64 | screw thread inserts | TWU08N1LEBA 1.5P ⑦-5 | ||
| PO OX | PORU08RX | PO 5P ③-36 | |||||
| Long 23 | LS-SP | SPRU08RL15 | SP P3 150 10.5 2.5P ①-90 | Taps /1/ | -2 | UNS | |
| SPRU08RL20 | 200 ①-90 | Standard | 123 | HT | TNMRU08M5 HT P3 88 10.5 5P ④-23 | ||
| LS-PO | PORU08RL15 | PO 150 5P ③-54 | TNMRU08M1 1.5P ④-23 | ||||
| PORU08RL20 | 200 ③-54 | ||||||
| 123 | LS-HT | TNMRU08R515 | HT P3 150 10.5 5P ④-79 | Taps /1/ | -2 | UN | F |
| TNMRU08R520 | 200 ④-79 | Standard | 23 | SP | SPQU08K SP P2 88 10.5 2.5P ①-42 | ||
| TNMRU08R115 | 150 1.5P ④-80 | PO | POQU08K PO 5P ③-17 | ||||
| TNMRU08R120 | 200 ④-80 | 123 | HT | TNMQU08K5 HT P2 88 10.5 5P ④-23 | |||
| Thread forming taps for steels 12 | N-RZ | NRZM8U08RP | RO G8 88 10.5 4P ⑥-17 | TNMQU08K1 1.5P ④-23 | |||
| NRZM8U08RB | 2P ⑥-17 | ||||||
| For hard-to- machine materials Powdered HSS 356 | PM-PO | PYU08RSDPB | PO P4 88 10.5 5.5P ③-93 | Taps /1/ | -3 | UN | |
| For stainless steels 2349 | SU-SP | SUMRU08R | SP P3 88 10.5 2.5P ①-101 | Standard | 123 | HT | TNMQU08J5 HT P2 88 10.5 5P ④-23 |
| 123 49 | SU-PO | PUMRU08R | PO P3 88 10.5 5P ③-62 | TNMQU08J1 1.5P ④-23 | |||
| 129 | SU-HT | TUMRU08R4 | HT P3 88 10.5 4P ④-90 | T /9/ | 6 | 2UN | C |
| TUMRU08R1 | 1.5P ④-90 | aps | - | ||||
| For cast Carbide ⑫⑬⑯ | N-CT FC | TCNRU08R3 | HT P3 85 9 3P ⑤-13 | Standard | 23 | SP | SPRU09S SP P3 95 12.5 2.5P ①-42 |
| irons | TCNRU08R1 | 1.5P ⑤-13 | PO | PORU09S PO 5P ③-17 | |||
| For helical coil wire screw thread inserts ⑱⑲㉑ | AL-HT STI | TWU08R1LEB5 | HT Ⅰb 95 12.5 5P ⑦-5 | 123 | HT | TNMRU09S5 HT P3 95 12.5 5P ④-23 | |
| TWU08R1LEBA | 1.5P ⑦-5 | TNMRU09S1 1.5P ④-23 | |||||
| Taps /1/2-20 | UNF | Taps /9/ | 16-1 | 8UN | F | ||
| Standard 23 | SP | SPQU08N | SP P2 88 10.5 2.5P ①-42 | Standard | 23 | SP | SPQU09O SP P2 95 12.5 2.5P ①-42 |
| PO | PORU08N | PO P3 5P ③-17 | PO | PORU09O PO P3 5P ③-17 | |||
| 123 | HT | TNMRU08N5 TNMRU08N1 | HT P3 88 10.5 5P ④-23 1.5P ④-23 | 123 | HT | TNMRU09O5 HT P3 95 12.5 5P ④-23 TNMRU09O1 1.5P ④-23 |
Taps
Taps
Taps
M5 Taps
M6
M8
M10
M9-M24Taps
M25-M48Taps
M50-M1Taps
Taps
For Screw threads used (SM) Taps
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