
| Icons of main materials 1Low carbon steel2Medium c | arbon steel | 3High | carbon steel4Alloy s | teel5Thermal refine | id steel(25 | i ~35HRC) | i6 Therma i | l refined steel(35~45HRC) |
| 7Thermal refined steel(45~55HRC) | i8Th i | ermal refined | i steel(50~63HRC)9S | tainless steel�Tool | steel | ⓫Cast ste | el⓬Ca | st iron |
| ⓭ Ductile cast iron ⓮Copper | ⓯Brass | ⓰Bra | ss casting⓱Bronze | ⓲Wrought aluminum | ⓳Alum | inum alloy | casting | |
| ⓴Magnesium alloy�Zinc alloy | ㉒Ti | tanium alloy | s ㉓Nickel base alloy | ㉔Thermosetting plastic | ㉕Th | ermoplastic | resin | s |
| Tap selection Main material | Symbol | Code | Flute Clas L Ds ℓc Product page | Tap selection | Main material | Symbol | Code | Flute Clas L Ds ℓc Product page |
| Note1 | Note1 | |||||||
| Taps /3/4-16 | UNF | Taps /7/ | 8-14 | UNF | ||||
| Standard 23 | SP | SPRU12P | SP P3 105 15 2.5P ①-42 | Standard | 23 | SP | SPRU14Q | SP P3 115 17 2.5P ①-42 |
| PO | PORU12P | PO 5P ③-18 | PO | PORU14Q | PO 5P ③-18 | |||
| 123 | HT | TNMRU12P5 | HT P3 105 15 5P ④-24 | 123 | HT | TNMSU14Q5 | HT P4 115 17 5P ④-24 | |
| TNMRU12P1 | 1.5P ④-24 | TNMSU14Q1 | 1.5P ④-24 | |||||
| Oversize 123 | HT | TNMSU12P5 | HT P4 105 15 5P ④-24 | Oxidizing | 123 | SP OX | SPRU14QX | SP P3 115 17 2.5P ①-64 |
| TNMSU12P1 | 1.5P ④-24 | PO OX | PORU14QX | PO 5P ③-36 | ||||
| For left hand threads 123 | HT LH | TNMRU12P5-L | HT P3 105 15 5P ④-70 | Long | 23 | LS-SP | SPRU14QL20 | SP P3 200 17 2.5P ①-90 |
| Oxidizing 123 | SP OX | SPRU12PX | SP P3 105 15 2.5P ①-64 | LS-PO | PORU14QL20 | PO 5P ③-54 | ||
| PO OX | PORU12PX | PO 5P ③-36 | 123 | LS-HT | TNMRU14Q115 | HT P3 150 17 1.5P ④-80 | ||
| Long 23 | LS-SP | SPRU12PL15 | SP P3 150 15 2.5P ①-90 | TNMRU14Q120 | 200 ④-80 | |||
| SPRU12PL20 | 200 ①-90 | For stainless steels | 2349 | SU-SP | SUMRU14Q | SP P3 115 17 2.5P ①-101 | ||
| LS-PO | PORU12PL15 | PO 150 5P ③-54 | ||||||
| PORU12PL20 | 200 ③-54 | Taps /7 | 8-2 | UNE | F | |||
| 123 | LS-HT | TNMRU12P515 | HT P3 150 15 5P ④-80 | Standard | 23 | SP | SPQU14N | SP P2 115 17 2.5P ①-42 |
| TNMRU12P520 | 200 ④-80 | 123 | HT | TNMRU14N5 | HT P3 115 17 5P ④-24 | |||
| TNMRU12P115 | 150 1.5P ④-80 | TNMRU14N1 | 1.5P ④-24 | |||||
| TNMRU12P120 | 200 ④-80 | |||||||
| For hard-to- machine materials Powdered HSS 356 | PM-PO | PYU12PSDPB | PO P4 105 15 5.5P ③-93 | Taps /1 | -8U | C | ||
| For stainless steels 2349 | SU-SP | SUMRU12P | SP P3 105 15 2.5P ①-101 | Standard | 23 | SP | SPRU16X | SP P3 125 19 2.5P ①-42 |
| 129 | SU-HT | TUMRU12P4 | HT P3 105 15 4P ④-90 | PO | POSU16X | PO P4 5P ③-18 | ||
| TUMRU12P1 | 1.5P ④-90 | 123 | HT | TNMSU16X5 | HT P4 125 19 5P ④-24 | |||
| For cast Carbide ⑫⑬⑯ | N-CT FC | TCNSU12P3 | HT P4 95 14 3P ⑤-14 | TNMSU16X1 | 1.5P ④-24 | |||
| irons | TCNSU12P1 | 1.5P ⑤-14 | For left hand | 123 | HT LH | TNMSU16X5-L | HT P4 125 19 5P ④-70 | |
| For helical coil wire ⑱⑲㉑ | AL-HT STI | TWU12P1LEB5 | HT Ⅰb 115 17 5P ⑦-5 | threads | TNMSU16X1-L | 1.5P ④-70 | ||
| screw thread inserts | TWU12P1LEBA | 1.5P ⑦-5 | Oxidizing | 123 | SP OX | SPRU16XX | SP P3 125 19 2.5P ①-64 | |
| Taps /3/4-20 | UNE | F | PO OX | POSU16XX | PO P4 5P ③-36 | |||
| Long | 23 | LS-SP | SPRU16XL15 | SP P3 150 19 2.5P ①-90 | ||||
| Standard 23 | SP | SPQU12N | SP P2 105 15 2.5P ①-42 | SPRU16XL20 | 200 ①-90 | |||
| PO | PORU12N | PO P3 5P ③-18 | LS-PO | POSU16XL15 | PO P4 150 5P ③-54 | |||
| 123 | HT | TNMRU12N5 | HT P3 105 15 5P ④-24 | POSU16XL20 | 200 ③-54 | |||
| TNMRU12N1 | 1.5P ④-24 | 123 | LS-HT | TNMRU16X515 | HT P3 150 19 5P ④-80 | |||
| TNMRU16X520 | 200 ④-80 | |||||||
| Taps /7/8-9U | NC | TNMRU16X525 | 250 ④-80 | |||||
| Standard 23 | SP | SPRU14W | SP P3 115 17 2.5P ①-42 | TNMRU16X115 | 150 1.5P ④-80 | |||
| PO | POSU14W | PO P4 5P ③-18 | TNMRU16X120 | 200 ④-80 | ||||
| 123 | HT | TNMSU14W5 | HT P4 115 17 5P ④-24 | TNMRU16X125 | 250 ④-80 | |||
| TNMSU14W1 | 1.5P ④-24 | For hard-to- machine materials Powdered HSS | 356 | PM-PO | PYU16XUDPB | PO P6 125 19 5.5P ③-93 | ||
| For left hand 123 | HT LH | TNMSU14W5-L | HT P4 115 17 5P ④-70 | For stainless steels | 2349 | SU-SP | SUMRU16X | SP P3 125 19 2.5P ①-101 |
| threads | TNMSU14W1-L | 1.5P ④-70 | For heavy-industrial large parts | 123 49 | HVSP | SYU16XTEEXJ | SP P5 160 19 2.5P ①-24 | |
| Oxidizing 123 | SP OX | SPRU14WX | SP P3 115 17 2.5P ①-64 | |||||
| PO OX | POSU14WX | PO P4 5P ③-36 | Taps /1 | -12 | NF | |||
| Long 23 | LS-SP | SPRU14WL15 | SP P3 150 17 2.5P ①-90 | Standard | 23 | SP | SPRU16S | SP P3 125 19 2.5P ①-42 |
| SPRU14WL20 | 200 ①-90 | PO | POSU16S | PO P4 5P ③-18 | ||||
| LS-PO | POSU14WL20 | PO P4 5P ③-54 | 123 | HT | TNMSU16S5 | HT P4 125 19 5P ④-24 | ||
| 123 | LS-HT | TNMRU14W520 | HT P3 200 17 5P ④-80 | TNMSU16S1 | 1.5P ④-24 | |||
| TNMRU14W120 | 1.5P ④-80 | For left hand | 123 | HT LH | TNMSU16S5-L | HT P4 125 19 5P ④-70 | ||
| For stainless steels 2349 | SU-SP | SUMRU14W | SP P3 115 17 2.5P ①-101 | threads | TNMSU16S1-L | 1.5P ④-70 |
Taps
M3 Taps
Taps
M5
M6
M8
M10
-M8.5
M25-M48Taps
00 M50-M1Taps
For Unified Taps
For Whitworththreads
For Screw threads used (SM)
For American
For Miniaturethreads