
Symbol of flute design Spiral Straight Spiral point Left hand spiral Roll Symbol of size Symbol of flute design SP HT PO SL RO Overall length Shank dia. Chamfer length Note 1: Product symbols shown in red mean the Drill hole shape tap suitable for synchronized feed tapping. L Ds ℓc P: B: M2 Main Product Main Product L Ds ℓc L Ds ℓc Class Class Flute Flute Tap selection Symbol Code Tap selection Symbol Code Ta ps material page material page Note1 Note1 Thread forming taps ⑱⑲㉑ ⑥-26 Taps / M2.2 × 0.25 N+RS NRSP41.7DP RO G4 36 3 4P M3 for non-ferrous NRSP41.7DB 2P ⑥-26 Ta ps materials NRSP51.7DP G5 4P ⑥-26 Standard 23 PO POQ2.2B PO P2 42 3 5P ③-13 NRSP51.7DB 2P ⑥-26 123 HT TNMP2.2B5 HT P1 42 3 5P ④-5 M4 Ta NRSP61.7DP G6 4P ⑥-26 TNMP2.2B1 1.5P ④-5 ps ⑥-26 Taps / M2.3 × 0.4 NRSP61.7DB 2P Short chamfer ⑲⑳㉑ MG-HT TMGMQ1.7D1 HT P2 36 3 1P ④-116 M5 1234 Ta Thread forming taps for dry tapping 59⑲ OL+RZ OLRZP41.7DP RO G4 36 3 4P ⑥-42 Standard 23 SP SPP2.3E SP P1 42 3 2.5P ①-37 ps 1234 High performance thread forming taps 59⑲ HP+RZ HRZP41.7DB RO G4 36 3 2P ⑥-48 +SP SNPP2.3E ①-55 123 Torqueless thread Short chamfer 9⑲㉑ SC-TL-RZ SRZM41.7D1 RO G4 36 3 1P ⑥-58 SP 1.5P SY2.3EPNEBA 1.5P ①-56 M6 forming taps Ta ps Seamless 129 SURZ SURZ41.7DB RO G4 36 3 2P ⑥-60 PO POQ2.3E PO P2 5P ③-13 123 ④-5 Taps / M1.7 × 0.2 HT TNMP2.3E5 HT P1 42 3 5P TNMP2.3E1 1.5P ④-5 M8 Ta ps Standard 123 HT TNMP1.7A5 HT P1 36 3 5P ④-5 Oversize 23 SP SPQ2.3E SP P2 42 3 2.5P ①-37 TNMP1.7A1 1.5P ④-5 SPR2.3E P3 ①-37 ①-37 M1 Taps / M1.8 × 0.35 SPS2.3E P4 Ta 0 ps PO POR2.3E PO P3 5P ③-13 Standard 23 SP SPP1.8D SP P1 42 3 2.5P ①-37 POS2.3E P4 ③-13 SP 1.5P SY1.8DPNEBA 1.5P ①-56 123 HT TNMR2.3E5 HT P3 42 3 5P ④-6 M1 Ta 2 ps PO POQ1.8D PO P2 5P ③-13 TNMR2.3E1 1.5P ④-6 123 HT TNMQ1.8D5 HT P2 42 3 5P ④-5 TNMS2.3E5 P4 5P ④-6 M1 TNMQ1.8D1 1.5P ④-5 TNMS2.3E1 1.5P ④-6 Ta -M ps 8.5 Thread forming taps 12 N+RZ NRZP41.8DP RO G4 42 3 4P ⑥-14 For left hand threads 23 SP LH SPP2.3E--L SP P1 42 3 2.5P ①-77 for steels ⑥-14 NRZP41.8DB 2P 123 HT LH TNMP2.3E5-L HT P1 42 3 5P ④-64 M9 NRZP51.8DP G5 4P ⑥-14 TNMP2.3E1-L 1.5P ④-64 Ta -M ps 24 NRZP51.8DB 2P ⑥-14 Oxidizing 123 PO OX POQ2.3EX PO P2 42 3 5P ③-34 For medium hardness 123 carbon steels Long 345 MHSL 2109101017 SL P2 70 3 5P ②-4 Coating 49⓾ VUPO 1102101026 PO P2 45 3 5P ③-4 M2 Thread forming taps ⑱⑲㉑ N+RS NRSP41.8DP RO G4 42 3 4P ⑥-26 129⑭ R+V RVP42.3EP RO G4 42 3 4P ⑥-39 Ta 5-M ps 48 for non-ferrous ⑥-26 ⑱⑲㉑ NRSP41.8DB 2P RVP42.3EB 2P ⑥-39 materials NRSP51.8DP G5 4P ⑥-26 RVP52.3EP G5 4P ⑥-39 M5 NRSP51.8DB 2P ⑥-26 RVP52.3EB 2P ⑥-39 Ta 0-M1 ps 00 Long 23 2.5P ①-87 Taps / M1.8 × 0.2 LS-SP SPFP2.3EL07 SP P1 70 3 Fo LS-PO POFQ2.3EL07 PO P2 5P ③-51 rU thr nifie e Ta ads d Standard 123 HT TNMP1.8A5 HT P1 42 3 5P ④-5 123 LS-HT TNFP2.3E507 HT P1 70 3 5P ④-71 ps TNMP1.8A1 1.5P ④-5 TNFP2.3E107 1.5P ④-71 For W Thread forming taps 12 ⑥-14 thr hitwo Taps / M2.2 × 0.45 N+RZ NRZP42.3EP RO G4 42 3 4P e rth for steels Ta ads NRZP42.3EB 2P ⑥-14 ps Standard 23 SP SPP2.2F SP P1 42 3 2.5P ①-37 NRZP52.3EP G5 4P ⑥-14 For S crew +SP SNPP2.2F ①-55 NRZP52.3EB 2P ⑥-14 on se threads w us Ta ing mach ed PO POQ2.2F PO P2 5P ③-13 NRZP62.3EP G6 4P ⑥-14 ps( ines SM ) 123 HT TNMQ2.2F5 HT P2 42 3 5P ④-5 NRZP62.3EB 2P ⑥-14 TNMQ2.2F1 1.5P ④-5 For stainless steels 2349 SU+SP SUPP2.3E SP P1 42 3 2.5P ①-98 For P Ta ipe thr 123 ps ead Oversize 23 SP SPR2.2F SP P3 42 3 2.5P ①-37 49 SU+PO PUPQ2.3E PO P2 42 3 5P ③-60 s 123 Coating 49⓾ VUPO 1102101024 PO P2 45 3 5P ③-4 129 SU-HT TUMQ2.3E4 HT P2 42 3 4P ④-88 For A Thread forming taps 12 N+RZ NRZP52.2FP RO G5 42 3 4P ⑥-14 TUMQ2.3E1 1.5P ④-88 pip meric e a Ta thre n for steels ⑥-14 ps ads NRZP52.2FB 2P Oversize 2349 SU+SP SUPQ2.3E SP P2 42 3 2.5P ①-98 For cast Carbide ⑫⑬⑯ N-CT FC TCNR2.2F3 HT P3 42 3 3P ⑤-10 SUPR2.3E P3 ①-98 For M irons 1.5P ⑤-11 123 thr iniatu TCNR2.2F1 SU+PO PUPR2.3E PO P3 42 3 5P ③-60 e r 49 Ta ads e ps For Carbide ⑲㉑ N-CT LA TCNR2.2F3A HT P3 42 3 3P ⑤-3 For cast Carbide ⑫⑬⑯ N-CT FC TCNR2.3E3 HT P3 42 3 3P ⑤-11 aluminum TCNR2.2F1A 1.5P ⑤-3 irons TCNR2.3E1 1.5P ⑤-11 For improvement, spec may change without advance notice. Sizes-47