
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 Long 12 LS-F-SP SY027SSFEVKS SP P4 200 20 3P ①-181 For Powdered 356 PM-SP SY027OSDPB SP P4 130 20 2.75P ①-167 M3 speed LS-F-SL LY027SSFEVK SL 5.5P ②-30 hard-to- HSS LS-PM-SP SY027OSDPBK 200 ①-173 Ta ps machine For deep hole use 234⑬ S-SP SSMR027S SP P3 130 20 2.5P ①-123 materials PM-PO PY027OSDPB PO 130 5.5P ③-92 1234 S-PO PSMS027S PO P4 130 20 5P ③-74 LS-PM-PO PY027OSDPBK 200 ③-97 M4 123 Ta For heavy-industrial large parts 49 HVSP SY027STEEXJ SP P5 160 20 2.5P ①-24 For stainless steels 2349 SU-SP SUMR027O SP P3 130 20 2.5P ①-100 ps 123 With coolant hole 1234 MC-SP (MSHR027SL20) SP P3 200 20 2.5P ①-208 49 SU-PO PUMS027O PO P4 130 20 5P ③-62 (MSHR027SL25) 250 ①-208 129 SU-HT TUMS027O4 HT P4 130 20 4P ④-89 M5 Ta MC-PO (MPHS027SL20) PO P4 200 5P ③-99 TUMS027O1 1.5P ④-89 ps (MPHS027SL25) 250 ③-99 For deep hole use 234⑬ S-SP SSMR027O SP P3 130 20 2.5P ①-123 123 MC-HT (ML20027S5-R) HT P3 200 20 5P ④-135 1234 S-PO PSMS027O PO P4 130 20 5P ③-74 M6 123 Ta (ML25027S5-R) 250 ④-135 For heavy-industrial large parts HVSP SY027OTEEXJ SP P5 160 20 2.5P ①-24 ps 49 (ML20027S1-R) 200 1.5P ④-135 With coolant hole 1234 MC-SP (MSHR027OL20) SP P3 200 20 2.5P ①-208 (ML25027S1-R) 250 ④-135 (MSHR027OL25) 250 ①-208 M8 Ta ps Nut taps 12 NT NH2027S HT Ⅱb 280 22 27P ⑦-28 MC-PO (MPHS027OL20) PO P4 200 5P ③-99 ③-99 Taps / M27 × 2 (MPHS027OL25) 250 123 MC-HT (ML20027O5-R) HT P3 200 20 5P ④-135 M1 0 Ta ps Standard 23 SP SPR027Q SP P3 130 20 2.5P ①-40 (ML25027O5-R) 250 ④-135 PO POS027Q PO P4 5P ③-16 (ML20027O1-R) 200 1.5P ④-135 123 HT TNMT027Q5 HT P5 130 20 5P ④-14 (ML25027O1-R) 250 ④-135 M1 Ta 2 ps TNMT027Q1 1.5P ④-14 Nut taps 12 NT NH2027O HT Ⅱ 230 22 25P ⑦-28 For left hand 123 ④-67 Taps / M27 × 1 HT LH TNMT027Q5-L HT P5 130 20 5P threads 1.5P ④-67 M1 TNMT027Q1-L Ta -M ps 8.5 Oxidizing 123 SP OX SPR027QX SP P3 130 20 2.5P ①-64 Standard 23 SP SPQ027M SP P2 130 20 2.5P ①-40 Long 23 LS-SP SPR027QL20 SP P3 200 20 2.5P ①-89 PO POR027M PO P3 5P ③-16 M9 SPR027QL25 250 ①-89 123 HT TNMR027M5 HT P3 130 20 5P ④-14 Ta -M ps 24 LS-PO POS027QL25 PO P4 5P ③-53 TNMR027M1 1.5P ④-14 123 LS-HT TNMR027Q520 HT P3 200 20 5P ④-77 For left hand 123 HT LH TNMR027M5-L HT P3 130 20 5P ④-67 threads M2 TNMR027Q525 250 ④-77 TNMR027M1-L 1.5P ④-67 Ta 5-M ps 48 1.5P ④-77 Taps / M28 × 3 TNMR027Q120 200 TNMR027Q125 250 ④-77 M5 For deep hole use 234⑬ S-SP SSMR027Q SP P3 130 20 2.5P ①-123 Standard 123 HT TNMS028S5 HT P4 135 23 5P ④-14 Ta 0-M1 ps 00 Nut taps 12 NT NH2027Q HT Ⅱ 250 22 25P ⑦-28 TNMS028S1 1.5P ④-14 Fo rU Taps / M27 × 1.5 Taps / M28 × 2 thr nifie e Ta ads d ps Standard 23 SP SPR027O SP P3 130 20 2.5P ①-40 Standard 23 SP SPR028Q SP P3 135 23 2.5P ①-40 For ③-16 ③-16 W PO POS027O PO P4 5P PO POS028Q PO P4 5P thr hitwo e rth Ta ads 123 HT TNMR027O5 HT P3 130 20 5P ④-14 123 HT TNMS028Q5 HT P4 135 23 5P ④-14 ps TNMR027O1 1.5P ④-14 TNMS028Q1 1.5P ④-14 For S crew For left hand 23 SP LH SPR027O--L SP P3 130 20 2.5P ①-78 For left hand 123 HT LH TNMS028Q5-L HT P4 135 23 5P ④-67 on se threads w us threads threads Ta ing mach ed PO LH POS027O--L PO P4 5P ③-47 TNMS028Q1-L 1.5P ④-67 ps( ines SM ) 123 ④-67 Taps / M28 × 1.5 HT LH TNMR027O5-L HT P3 130 20 5P TNMR027O1-L 1.5P ④-67 For P Ta ipe thr ps ead Long 23 LS-SP SPR027OL20 SP P3 200 20 2.5P ①-89 Standard 23 SP SPR028O SP P3 135 23 2.5P ①-40 s SPR027OL25 250 ①-89 PO POS028O PO P4 5P ③-16 For A LS-PO POS027OL20 PO P4 200 5P ③-53 123 HT TNMR028O5 HT P3 135 23 5P ④-14 pip meric e a Ta thre n ps ads POS027OL25 250 ③-53 TNMR028O1 1.5P ④-14 123 LS-HT TNMR027O520 HT P3 200 20 5P ④-77 For left hand 123 HT LH TNMR028O5-L HT P3 135 23 5P ④-67 For M ④-77 threads 1.5P ④-67 thr iniatu e TNMR027O525 250 TNMR028O1-L r Ta ads e ps TNMR027O120 200 1.5P ④-77 Oxidizing 123 SP OX SPR028OX SP P3 135 23 2.5P ①-64 TNMR027O125 250 ④-77 For high carbon steels 23 HC-SP SCMR028O SP P3 135 23 2.5P ①-131 For left hand 123 LS-HT LH TNMR027O520L HT P3 200 20 5P ④-83 Nut taps 12 NT NH2028O HT Ⅱ 240 22 25P ⑦-28 threads TNMR027O120L 1.5P ④-83 For high carbon steels 23 HC-SP SCMR027O SP P3 130 20 2.5P ①-131 For improvement, spec may change without advance notice. Sizes-79