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 For high carbon steels 235 ③-76 Taps / M2.5 × 0.35 HC+PO PCPQ2.6F PO P2 46 3 5P M3 Carbide taps for ultra hard materials 8 UH-CT UHCR2.6F5 HT P3 44 4 5P ⑤-28 Ta ps Standard 23 SP SPP2.5D SP P1 46 3 2.5P ①-37 For stainless steels 2349 SU+SP SUPP2.6F SP P1 46 3 2.5P ①-98 123 PO POQ2.5D PO P2 5P ③-13 SU+PO PUPQ2.6F PO P2 46 3 5P ③-60 49 M4 Ta 123 HT TNMQ2.5D5 HT P2 46 3 5P ④-6 129 SU-HT TUMQ2.6F4 HT P2 46 3 4P ④-88 ps TNMQ2.5D1 1.5P ④-6 TUMQ2.6F1 1.5P ④-88 Thread forming taps 12 N-RZ NRZM52.5DP RO G5 46 3 4P ⑥-16 Oversize 2349 SU+SP SUPQ2.6F SP P2 46 3 2.5P ①-98 M5 for steels NRZM52.5DB 2P ⑥-16 SUPR2.6F P3 ①-98 Ta ps 123 Thread forming taps ⑱⑲㉑ N-RS NRSM42.5DP RO G4 46 3 4P ⑥-27 SU+PO PUPR2.6F PO P3 46 3 5P ③-60 49 for non-ferrous NRSM42.5DB 2P ⑥-27 For cast Carbide ⑫⑬⑯ N-CT FC TCNR2.6F3 HT P3 44 3 3P ⑤-11 M6 materials irons 1.5P ⑤-11 Ta ps NRSM52.5DP G5 4P ⑥-27 TCNR2.6F1 NRSM52.5DB 2P ⑥-27 For ⑮⑯⑰⑱ AL+SP ASHPQ2.6F SP P2 46 3 2.5P ①-134 aluminum ⑲⑳㉑ AL-SP 1.5P 1.5P ①-135 M8 Taps / M2.6 × 0.45 SY2.6FQLENA Ta ps ⑱⑲㉑ LA-HT TY2.6FQLEN5 HT P2 46 3 5P ④-108 General purpose 1 R-Y RY2.6F3 RO - 44 3 3P ⑥-63 TY2.6FQLENA 1.5P ④-108 Standard 23 SP SPP2.6F SP P1 46 3 2.5P ①-37 Carbide ⑲㉑ N-CT LA TCNR2.6F3A HT P3 44 3 3P ⑤-3 M1 0 Ta ps +SP SNPP2.6F ①-55 TCNR2.6F1A 1.5P ⑤-3 SP 1.5P SY2.6FPNEBA 1.5P ①-56 Thread forming taps ⑱⑲㉑ N+RS NRSP52.6FP RO G5 46 3 4P ⑥-26 for non-ferrous ⑥-26 M1 PO POQ2.6F PO P2 5P ③-13 NRSP52.6FB 2P 2 materials Ta ps 123 HT TNMP2.6F5 HT P1 46 3 5P ④-6 NRSP62.6FP G6 4P ⑥-26 TNMP2.6F1 1.5P ④-6 NRSP62.6FB 2P ⑥-26 M1 Oversize 23 SP SPQ2.6F SP P2 46 3 2.5P ①-37 Short chamfer ⑲⑳㉑ MG-HT TMGMQ2.6F1 HT P2 46 3 1P ④-116 Ta -M ps 8.5 SPR2.6F P3 ①-37 For plastics ㉔ PL1 TPLM2.6F3 HT P4 46 3 3P ④-118 SPS2.6F P4 ①-37 Thread forming taps 1234 OL+RZ OLRZP52.6FP RO G5 46 3 4P ⑥-42 for dry tapping 59⑲ M9 PO POR2.6F PO P3 5P ③-13 OLRZP62.6FP G6 ⑥-42 Ta -M ps 24 POS2.6F P4 ③-13 High performance 1234 HP+RZ HRZP52.6FB RO G5 46 3 2P ⑥-48 thread forming taps 59⑲ 123 HT TNMR2.6F5 HT P3 46 3 5P ④-6 HRZP62.6FB G6 ⑥-48 M2 123 5-M TNMR2.6F1 1.5P ④-6 Torqueless thread Short chamfer 9⑲㉑ SC-TL-RZ SRZM52.6F1 RO G5 46 3 1P ⑥-58 Ta ps 48 forming taps TNMS2.6F5 P4 5P ④-6 Seamless 129 SURZ SURZ52.6FB RO G5 46 3 2P ⑥-60 TNMS2.6F1 1.5P ④-6 For deep hole use 234⑬ S-SP SSMP2.6F SP P1 46 3 2.5P ①-121 M5 For left hand threads 23 SP LH SPP2.6F--L SP P1 46 3 2.5P ①-77 1234 S-PO PSMQ2.6F PO P2 46 3 5P ③-73 Ta 0-M1 ps 00 123 HT LH TNMP2.6F5-L HT P1 46 3 5P ④-64 Oversize 234⑬ S-SP SSMR2.6F SP P3 46 3 2.5P ①-121 Fo TNMP2.6F1-L 1.5P ④-64 1234 S-PO PSMR2.6F PO P3 46 3 5P ③-73 rU thr nifie e Ta ads d Oxidizing 123 SP OX SPP2.6FX SP P1 46 3 2.5P ①-63 For helical coil wire ⑱⑲㉑ AL-HT STI TW2.6F1LEB5 HT Ⅰb 52 5 5P ⑦-3 ps screw thread inserts 1.5P ⑦-3 PO OX POQ2.6FX PO P2 5P ③-34 TW2.6F1LEBA For Nut taps 12 24P ⑦-27 W Oversize 123 PO OX POR2.6FX PO P3 46 3 5P ③-34 NT NH22.6F HT Ⅱb 85 2 thr hitwo e rth 1234 Ta ads Coating 2.5P ①-84 ps Taps / M2.6 × 0.35 AU+SP VSAPQ2.6F SP P2 46 3 9⑲㉑ 123 VUPO 1102101032 PO P2 50 3 5P ③-4 49⓾ For S crew 1234 PO V VPOQ2.6F PO P2 46 3 5P ③-48 Standard 23 SP SPP2.6D SP P1 46 3 2.5P ①-37 on se threads w us Ta ing mach ed ③-13 ps( ines 129⑭ R+V RVP52.6FP RO G5 46 3 4P ⑥-39 PO POQ2.6D PO P2 5P SM ) ⑱⑲㉑ RVP52.6FB 2P ⑥-39 123 HT TNMQ2.6D5 HT P2 46 3 5P ④-6 RVP62.6FP G6 4P ⑥-39 TNMQ2.6D1 1.5P ④-6 For P Ta ipe thr ps ead RVP62.6FB 2P ⑥-39 Thread forming taps 12 N-RZ NRZM52.6DP RO G5 46 3 4P ⑥-16 s for steels ⑥-16 Long 23 LS-SP SPFP2.6FL07 SP P1 70 3 2.5P ①-87 NRZM52.6DB 2P For A LS-PO POFQ2.6FL07 PO P2 5P ③-51 Thread forming taps ⑱⑲㉑ N-RS NRSM52.6DP RO G5 46 3 4P ⑥-27 pip meric e a Ta thre n for non-ferrous ⑥-27 ps ads 123 LS-HT TNFP2.6F507 HT P1 70 3 5P ④-71 NRSM52.6DB 2P materials TNFP2.6F107 1.5P ④-71 NRSM62.6DP G6 4P ⑥-28 For M thr iniatu Thread forming taps 12 N+RZ NRZP52.6FP RO G5 46 3 4P ⑥-14 NRSM62.6DB 2P ⑥-28 e r Ta ads e ps for steels NRZP52.6FB 2P ⑥-14 NRZP62.6FP G6 4P ⑥-15 NRZP62.6FB 2P ⑥-15 For improvement, spec may change without advance notice. Sizes-49