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 soft structural steels 12 P3 120 19 2.5P ①-128 Taps / M23 × 1.5 E-SP ESHMR024S SP M3 For high carbon steels 23 HC-SP SCMR024S SP P3 120 19 2.5P ①-131 Ta ps Standard 23 SP SPR023O SP P3 120 19 2.5P ①-40 235 HC-PO PCMS024S PO P4 120 19 5P ③-77 123 HT TNMR023O5 HT P3 120 19 5P ④-13 For hard-to-machine 356 EH-PO EPHMT024S PO P5 120 19 4.5P ③-82 M4 materials Ta TNMR023O1 1.5P ④-13 6⓾ EH-HT ETHMT024S5 HT P5 120 19 5P ④-121 ps For left hand threads 123 HT LH TNMR023O5-L HT P3 120 19 5P ④-67 ETHMT024S1 2.5P ④-121 TNMR023O1-L 1.5P ④-67 Powdered 356 PM-SP SY024SSDPB SP P4 120 19 2.75P ①-167 M5 HSS ①-173 Ta ps Taps / M23 × 1 LS-PM-SP SY024SSDPBK 200 PM-PO PY024STDPB PO P5 120 5.5P ③-92 Standard 123 HT TNMR023M5 HT P3 120 19 5P ④-13 LS-PM-PO PY024STDPBK 200 ③-97 M6 Ta TNMR023M1 1.5P ④-13 For stainless steels 2349 SU-SP SUMR024S SP P3 120 19 2.5P ①-100 ps 123 For left hand threads 123 HT LH TNMR023M5-L HT P3 120 19 5P ④-67 SU-PO PUMS024S PO P4 120 19 5P ③-62 49 TNMR023M1-L 1.5P ④-67 129 SU-HT TUMS024S4 HT P4 120 19 4P ④-89 M8 Ta ps 1.5P ④-89 Taps / M24 × 3 TUMS024S1 Oversize 2349 SU-SP SUMS024S SP P4 120 19 2.5P ①-100 Standard 23 SP SPR024S SP P3 120 19 2.5P ①-40 SUMT024S P5 ①-100 M1 Ta 0 ps PO POS024S PO P4 5P ③-15 123 SU-PO PUMT024S PO P5 120 19 5P ③-62 49 123 HT TNMS024S5 HT P4 120 19 5P ④-13 PUMU024S P6 ③-62 123 M1 TNMS024S1 1.5P ④-13 For deep 49 SU-S-SP SSMR024S-SU SP P3 120 19 2.5P ①-117 Ta 2 hole use ps Oversize 23 SP SPS024S SP P4 120 19 2.5P ①-40 1239 LS-SU-S-SP SY024SRGEXGS SP P3 150 19 2.5P ①-119 PO POT024S PO P5 5P ③-15 SY024SRGEXKS 200 ①-119 M1 POU024S P6 ③-16 LS-SU-S-PO PY024SSGEXKS PO P4 5P ③-71 Ta -M ps 8.5 For hard-to- 123 ①-114 123 HT TNMT024S5 HT P5 120 19 5P ④-13 machine materials 49 SU2-SP SU2MS024S SP P4 120 19 3P TNMT024S1 1.5P ④-13 For cast irons ⑫⑬ FC-HT TY024STAEN5 HT P5 120 19 5P ④-93 M9 For left hand threads 23 SP LH SPR024S--L SP P3 120 19 2.5P ①-78 TY024STAENA 1.5P ④-93 Ta -M ps 24 PO LH POS024S--L PO P4 5P ③-47 Carbide ⑫⑬⑯ N-CT FC TCNS024S3 HT P4 120 19 3P ⑤-13 123 HT LH TNMS024S5-L HT P4 120 19 5P ④-67 TCNS024S1 1.5P ⑤-13 M2 TNMS024S1-L 1.5P ④-67 Long shank, ⑫⑬⑯ LS-N-CT TY024SSAWB3G HT P4 150 19 3P ⑤-19 Ta 5-M ps 48 carbide 1.5P ⑤-19 Oxidizing 123 SP OX SPR024SX SP P3 120 19 2.5P ①-63 TY024SSAWBAG PO OX POS024SX PO P4 5P ③-35 For aluminum ⑱⑲㉑ LA-HT TY024STLENA HT P5 120 19 1.5P ④-109 M5 Coating 123 VUSP 1101101167 SP P5 160 19 2.5P ①-7 For high speed 12 F-SP VFSHMS024S SP P4 120 19 3P ①-176 Ta 0-M1 49 ps 00 123 5.5P ②-26 VUPO 1102101167 PO P5 160 19 5P ③-6 F-SL VFSHMS024SL SL 49⓾ Fo Long 23 LS-SP SPR024SL15 SP P3 150 19 2.5P ①-89 Long 12 LS-F-SP SY024SSFEVGS SP P4 150 19 3P ①-181 rU thr nifie e Ta ads d SPR024SL20 200 ①-89 LS-F-SL LY024SSFEVG SL 5.5P ②-30 ps SPR024SL25 250 ①-89 For deep hole use 234⑬ S-SP SSMR024S SP P3 120 19 2.5P ①-122 For ③-53 1234 S-PO ③-74 W LS-PO POS024SL15 PO P4 150 5P PSMS024S PO P4 120 19 5P thr hitwo e r Ta ads th POS024SL20 200 ③-53 Oversize 234⑬ S-SP SSMS024S SP P4 120 19 2.5P ①-122 ps POS024SL25 250 ③-53 Low spiral Long 23 LS-LO-SP LSHMR024SL20 SP P3 200 19 2.5P ①-149 For S 123 crew 123 LS-HT TNMR024S515 HT P3 150 19 5P ④-77 For heavy-industrial large parts 49 HVSP SY024STEEXJ SP P5 160 19 2.5P ①-24 on se threads w us Ta ing mach ed ps ines TNMR024S520 200 ④-77 For helical coil wire ⑱⑲㉑ AL-HT STI TW024S1LEB5 HT Ⅰb 135 23 5P ⑦-4 SM( screw thread inserts 1.5P ⑦-4 ) TNMR024S525 250 ④-77 TW024S1LEBA TNMR024S115 150 1.5P ④-77 ⑮⑯⑰⑱ AL-SP STI SW024S1LEN SP Ⅰb 135 23 2.5P ⑦-11 For ⑲⑳㉑ P Ta ipe th ps read TNMR024S120 200 ④-77 With coolant hole 1234 MC-SP (MSHR024SL15) SP P3 150 19 2.5P ①-208 s TNMR024S125 250 ④-77 (MSHR024SL20) 200 ①-208 For A ③-99 pip meric Oversize 123 LS-HT TNMS024S515 HT P4 150 19 5P ④-77 MC-PO (MPHS024SL15) PO P4 150 5P e a Ta thre n ps ads TNMS024S520 200 ④-77 (MPHS024SL20) 200 ③-99 TNMS024S115 150 1.5P ④-77 For M thr iniatu ④-77 e Ta ads re TNMS024S120 200 ps For left hand 123 LS-HT LH TNMR024S515L HT P3 150 19 5P ④-83 threads TNMR024S520L 200 ④-83 TNMR024S115L 150 1.5P ④-83 TNMR024S120L 200 ④-83 For improvement, spec may change without advance notice. Sizes-71