Flute Class Flute Class Symbol of flute design Spiral Straight Spiral point Left hand spiral Roll Symbol of size Symbol of flute design SP HT PO SL RO Note 1: Product symbols shown in red mean thetap suitable for synchronized feed tapping. Overall length Shank dia. Chamfer lengthLDsℓcDrill hole shape P: B: Tap selection MainmaterialSymbol Code L Ds ℓc Productpage Tap selection Mainmaterial Symbol Code L Ds ℓc Productpage TMap2s Note1 Note1 Thread forming taps ⑱⑲㉑ N+RSfor non-ferrousmaterials NRSP41.7DP RO G4 36 3 4P ⑥ -26NRSP41.7DB2P⑥ -26Taps / M2.2 × 0.25 TMap3s NRSP51.7DP G5 4P ⑥ -26 Standard 23 PO POQ2.2B PO P2 42 3 5P ③ -13 NRSP51.7DB 2P ⑥ -26NRSP61.7DPG64P⑥ -26 123 HT TNMP2.2B5 HT P1 42 3 5P ④ -5TNMP2.2B11.5P④ -5TMap4s Short chamfer NRSP61.7DB 2P ⑥ -26⑲⑳㉑MG-HTTMGMQ1.7D1HTP23631P④-116Taps / M2.3 × 0.4Thread forming taps for dry tapping123459⑲OL+RZOLRZP41.7DPROG43634P⑥ -42Standard23SPSPP2.3E SP P1 42 3 2.5P ① -37 TMap5s High performance thread forming taps 123459⑲ HP+RZ HRZP41.7DB RO G4 36 3 2P ⑥ -48 +SP SNPP2.3E ① -55 Torqueless thread Short chamfer 1239⑲㉑ SC-TL-RZ SRZM41.7D1 RO G4 36 3 1P ⑥ -58forming tapsSeamless129SURZSURZ41.7DBROG43632P⑥ -60 SP 1.5P SY2.3EPNEBAPOPOQ2.3EPOP2 1.5P ① -565P③ -13TMap6s Taps / M1.7 × 0.2Standard 123 HT TNMP1.7A5 HT P1 36 3 5P ④ -5 123 HT TNMP2.3E5 HT P1 42 3 5P ④ -5Oversize23SPTNMP2.3E11.5P④ -5SPQ2.3ESPP24232.5P① -37TMap8s TNMP1.7A1 1.5P ④ -5 SPR2.3E P3 ① -37 Taps / M1.8 × 0.35 PO SPS2.3E P4POR2.3EPOP3 ① -375P③ -13TMap1s0 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 -56POPOQ1.8DPOP25P③ -13 123 HT TNMR2.3E5 HT P3 42 3 5P ④ -6TNMR2.3E11.5P④ -6TMap1s2 123 HT TNMQ1.8D5 HT P2 42 3 5P ④ -5 TNMS2.3E5 P4 5P ④ -6 TNMQ1.8D1 1.5P ④ -5 TNMS2.3E1 1.5P ④ -6 TMap1s-M8.5 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 NRZP41.8DB 2P ⑥ -14 123 HT LH TNMP2.3E5-L HT P1 42 3 5P ④ -64 NRZP51.8DP G5 4P ⑥ -14 TNMP2.3E1-L 1.5P ④ -64 TMap9s-M24 NRZP51.8DB 2P ⑥ -14 Oxidizing 123 PO OX POQ2.3EX PO P2 42 3 5P ③ -34 For medium hardnesscarbon steelsLong 345 MHSL 2109101017 SL P2 70 3 5P ② -4 CoatingThread forming taps⑱⑲㉑N+RSNRSP41.8DPROG44234P⑥ -26for non-ferrousmaterialsNRSP41.8DB2P⑥ -2612349⓾VUPO129⑭R+V⑱⑲㉑ 1102101026 PO P2 45 3 5P ③ -4RVP42.3EPROG44234P⑥ -39TMap2s5-M48RVP42.3EB2P⑥ -39 NRSP51.8DP G5 4P ⑥ -26NRSP51.8DB2P⑥ -26 RVP52.3EP G5RVP52.3EB 4P ⑥ -392P⑥ -39TMap50s-M100 Taps / M1.8 × 0.2 LongStandard123HTTNMP1.8A5HTP14235P④ -523 LS-SP SPFP2.3EL07 SP P1 70 3 2.5P ① -87LS-PO123LS-HTPOFQ2.3EL07POP25P③ -51TNFP2.3E507HTP17035P④ -71TtFahoprresUadnsified TNMP1.8A1 1.5P ④ -5 TNFP2.3E107 1.5P ④ -71 Taps / M2.2 × 0.45 Thread forming taps 12 N+RZfor steels NRZP42.3EP RO G4 42 3 4P ⑥ -14NRZP42.3EB2P⑥ -14TtFahorpresWadhsitworth Standard 23 SP SPP2.2F SP P1 42 3 2.5P ① -37 NRZP52.3EP G5 4P ⑥ -14 +SP SNPP2.2F ① -55POPOQ2.2FPOP25P③ -13 NRZP52.3EBNRZP62.3EP G6 2P ⑥ -144P⑥ -14 TFoaonrspSecwsrie(nwg mtSharceMhaidn)sesused 123 HT TNMQ2.2F5 HT P2 42 3 5P ④ -5 NRZP62.3EB 2P ⑥ -14 Oversize 23 SP TNMQ2.2F1 1.5P ④ -5 For stainless steels 2349 SU+SPSPR2.2FSPP34232.5P① -3712349SU+PO SUPP2.3E SP P1 42 3 2.5P ① -98PUPQ2.3EPOP24235P③ -60TFaorpPsipe threads Coating 12349⓾ VUPO 1102101024 PO P2 45 3 5P ③ -4Thread forming taps12N+RZNRZP52.2FPROG54234P⑥ -14for steelsNRZP52.2FB2P⑥ -14129SU-HTOversize2349SU+SP TUMQ2.3E4 HT P2 42 3 4P ④ -88TUMQ2.3E11.5P④ -88SUPQ2.3ESPP24232.5P① -98TFpaoippresAtmhreeraicdasn For cast Carbide ⑫⑬⑯ N-CT FC TCNR2.2F3 HT P3 42 3 3P ⑤ -10 SUPR2.3E P3 ① -98ironsTCNR2.2F11.5P⑤ -1112349SU+POPUPR2.3EPOP34235P③ -60ForCarbide⑲㉑N-CT LATCNR2.2F3AHTP34233P⑤ -3For castCarbide⑫⑬⑯N-CT FCTCNR2.3E3HTP34233P⑤ -11TFtahoprresMadinsiature aluminum TCNR2.2F1A 1.5P ⑤ -3 irons TCNR2.3E1 1.5P ⑤ -11 For improvement, spec may change without advance notice. Sizes-47