Icons of main materials 1 Low carbon steel 2 Medium carbon steel 3 High carbon steel 4 Alloy steel 5 Thermal refined steel(25~35HRC) 6 Thermal refined steel(35~45HRC) 7 Thermal refined steel(45~55HRC) 8 Thermal refined steel(50~63HRC) 9 Stainless steel  Tool steel ⓫ Cast steel ⓬ Cast iron ⓭ Ductile cast iron ⓮ Copper ⓯ Brass ⓰ Brass casting ⓱ Bronze ⓲ Wrought aluminum ⓳ Aluminum alloy casting ⓴ Magnesium alloy  Zinc alloy ㉒ Titanium alloy ㉓ Nickel base alloy ㉔ Thermosetting plastic ㉕ Thermoplastic resin M2s Main Product Main Product L Ds ℓc L Ds ℓc Class Class Flute Flute p Tap selection Symbol Code Tap selection Symbol Code Ta material page material page Note1 Note1 1234 For aluminum ⑮⑯⑰⑱ AL+SP ASHPQ2.3E SP P2 42 3 2.5P ①-134 Coating 9⑲㉑ AU+SP VSAPQ2.5F SP P2 46 3 2.5P ①-84 M3s ⑲⑳㉑ AL-SP 1.5P 1.5P ①-135 123 SY2.3EQLENA VUPO 1102101029 PO P2 50 3 5P ③-4 T ap 49⓾ ⑱⑲㉑ LA-HT TY2.3EQLEN5 HT P2 42 3 5P ④-108 1234 PO V VPOQ2.5F PO P2 46 3 5P ③-48 TY2.3EQLENA 1.5P ④-108 129⑭ R+V RVP52.5FP RO G5 46 3 4P ⑥-39 M4s ⑱⑲㉑ T ap Carbide ⑲㉑ N-CT LA TCNR2.3E3A HT P3 42 3 3P ⑤-3 RVP52.5FB 2P ⑥-39 TCNR2.3E1A 1.5P ⑤-3 RVP62.5FP G6 4P ⑥-39 Thread forming taps ⑱⑲㉑ N+RS NRSP42.3EP RO G4 42 3 4P ⑥-26 RVP62.5FB 2P ⑥-39 M5s for non-ferrous Ta p NRSP42.3EB 2P ⑥-26 Long 23 LS-SP SPFP2.5FL07 SP P1 70 3 2.5P ①-87 materials NRSP52.3EP G5 4P ⑥-26 LS-PO POFQ2.5FL07 PO P2 5P ③-51 NRSP52.3EB 2P ⑥-26 123 LS-HT TNFP2.5F507 HT P1 70 3 5P ④-71 M6s p ⑥-26 1.5P ④-71 Ta NRSP62.3EP G6 4P TNFP2.5F107 NRSP62.3EB 2P ⑥-26 Thread forming taps 12 N+RZ NRZP52.5FP RO G5 46 3 4P ⑥-14 for steels For plastics ㉔ PL1 TPLM2.3E3 HT P4 42 3 3P ④-118 NRZP52.5FB 2P ⑥-14 M8s p Ta Thread forming taps 1234 OL+RZ OLRZP42.3EP RO G4 42 3 4P ⑥-42 NRZP62.5FP G6 4P ⑥-14 for dry tapping 59⑲ OLRZP52.3EP G5 ⑥-42 NRZP62.5FB 2P ⑥-14 0 High performance 1234 HP+RZ HRZP42.3EB RO G4 42 3 2P ⑥-48 For high carbon steels 235 HC+PO PCPQ2.5F PO P2 46 3 5P ③-76 M1ps Ta thread forming taps 59⑲ HRZP52.3EB G5 ⑥-48 For medium hardness carbon steels 345 MHSL 1109101029 SL P3 50 3 5P ②-4 Torqueless thread forming taps Seamless 129 SURZ SURZ42.3EB RO G4 42 3 2P ⑥-60 Long 345 MHSL 2209101029 SL P3 100 3 5P ②-4 M1 2 For deep hole use 234⑬ S-SP SSMP2.3E SP P1 42 3 2.5P ①-121 Carbide taps for ultra hard materials 8 UH-CT UHCR2.5F5 HT P3 44 4 5P ⑤-28 ps Ta 1234 S-PO PSMQ2.3E PO P2 42 3 5P ③-73 For stainless steels 2349 SU+SP SUPP2.5F SP P1 46 3 2.5P ①-98 123 Oversize 234⑬ S-SP SSMR2.3E SP P3 42 3 2.5P ①-121 49 SU+PO PUPQ2.5F PO P2 46 3 5P ③-60 .5 Nut taps 12 HT Ⅱb 80 1.7 25P ⑦-27 129 ④-88 M8 s NT NH22.3E SU-HT TUMQ2.5F4 HT P2 46 3 4P - p M1 Ta 1.5P ④-88 Taps / M2.3 × 0.25 TUMQ2.5F1 Oversize 2349 SU+SP SUPQ2.5F SP P2 46 3 2.5P ①-98 24 Standard 23 SP SPP2.3B SP P1 42 3 2.5P ①-37 SUPR2.5F P3 ①-98 -M s M9 Tap 123 123 HT TNMP2.3B5 HT P1 42 3 5P ④-6 49 SU+PO PUPR2.5F PO P3 46 3 5P ③-60 TNMP2.3B1 1.5P ④-6 For cast Carbide ⑫⑬⑯ N-CT FC TCNR2.5F3 HT P3 44 3 3P ⑤-11 48 irons 1.5P ⑤-11 5-M ps Taps / M2.5 × 0.45 TCNR2.5F1 M2 Ta For aluminum ⑮⑯⑰⑱ AL+SP ASHPQ2.5F SP P2 46 3 2.5P ①-134 ⑲⑳㉑ AL-SP 1.5P General purpose 1 R-Y RY2.5F3 RO - 44 3 3P ⑥-63 SY2.5FQLENA 1.5P ①-135 100 0-M s Standard 23 SP SPP2.5F SP P1 46 3 2.5P ①-37 ⑱⑲㉑ LA-HT TY2.5FQLEN5 HT P2 46 3 5P ④-108 M5 Tap +SP SNPP2.5F ①-55 TY2.5FQLENA 1.5P ④-108 ed 1.5P ①-56 Carbide ⑲㉑ ⑤-3 nifi SP 1.5P SY2.5FPNEBA N-CT LA TCNR2.5F3A HT P3 44 3 3P r U ads Fo r e s t h p PO POQ2.5F PO P2 5P ③-13 TCNR2.5F1A 1.5P ⑤-3 Ta 123 HT TNMQ2.5F5 HT P2 46 3 5P ④-6 Thread forming taps ⑱⑲㉑ N+RS NRSP52.5FP RO G5 46 3 4P ⑥-26 ort h 1.5P ④-6 for non-ferrous ⑥-26 itw TNMQ2.5F1 NRSP52.5FB 2P Wh ds materials For threa s Ta p Oversize 23 SP SPQ2.5F SP P2 46 3 2.5P ①-37 NRSP62.5FP G6 4P ⑥-26 SPR2.5F P3 ①-37 NRSP62.5FB 2P ⑥-26 ed ds us threa es SPS2.5F P4 ①-37 Short chamfer ⑲⑳㉑ MG-HT TMGMQ2.5F1 HT P2 46 3 1P ④-116 crew hin For S ing mac ) e w on s s(S M PO POR2.5F PO P3 5P ③-13 For plastics ㉔ PL1 TPLM2.5F3 HT P4 46 3 3P ④-118 p Ta POS2.5F P4 ③-13 Thread forming taps 1234 OL+RZ OLRZP52.5FP RO G5 46 3 4P ⑥-42 for dry tapping 59⑲ ads 123 HT TNMR2.5F5 HT P3 46 3 5P ④-6 OLRZP62.5FP G6 ⑥-42 thre s P ipe p For Ta TNMR2.5F1 1.5P ④-6 High performance 1234 HP+RZ HRZP52.5FB RO G5 46 3 2P ⑥-48 thread forming taps 59⑲ TNMS2.5F5 P4 5P ④-6 HRZP62.5FB G6 ⑥-48 can eri 123 Am ds For threa s TNMS2.5F1 1.5P ④-6 Torqueless thread Short chamfer 9⑲㉑ SC-TL-RZ SRZM52.5F1 RO G5 46 3 1P ⑥-58 e pip Ta p forming taps For left hand threads 23 SP LH SPP2.5F--L SP P1 46 3 2.5P ①-77 Seamless 129 SURZ SURZ42.5FB RO G4 46 3 2P ⑥-60 123 HT LH TNMQ2.5F5-L HT P2 46 3 5P ④-64 For deep hole use 234⑬ S-SP SSMP2.5F SP P1 46 3 2.5P ①-121 ure iat Min ds 1.5P ④-64 1234 S-PO ③-73 For threa s TNMQ2.5F1-L PSMQ2.5F PO P2 46 3 5P p Ta Oxidizing 123 SP OX SPP2.5FX SP P1 46 3 2.5P ①-63 Oversize 234⑬ S-SP SSMQ2.5F SP P2 46 3 2.5P ①-121 PO OX POQ2.5FX PO P2 5P ③-34 SSMR2.5F P3 ①-121 Nut taps 12 NT NH22.5F HT Ⅱb 85 2 24P ⑦-27 Sizes-48 Codes shown in ( ) are available while supplies last.