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 Mainmaterial Symbol Code L Ds ℓc Productpage Tap selection MainmaterialSymbol Code L Ds ℓc Productpage TMap2s Note1 Note1 Taps / M23 × 1.5 For soft structural steels 12 E-SPFor high carbon steels23HC-SP ESHMR024S SP P3 120 19 2.5P ①-128SCMR024SSPP3120192.5P①-131TMap3s 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-POTNMR023O11.5P④ -13materials6⓾EH-HT EPHMT024S PO P5 120 19 4.5P ③ -82ETHMT024S5HTP5120195P④-121TMap4s 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 -67Taps / M23 × 1 Powdered 356 PM-SP SY024SSDPB SP P4 120 19 2.75P ①-167HSSLS-PM-SPSY024SSDPBK200①-173TMap5sPM-POPY024STDPBPOP51205.5P③ -92 Standard 123 HT TNMR023M5 HT P3 120 19 5P ④ -13 LS-PM-PO PY024STDPBK 200 ③ -97TNMR023M11.5P④ -13For stainless steels2349SU-SPSUMR024SSPP3120192.5P①-100TMap6s For left hand threads 123 HT LH TNMR023M5-L HT P3 120 19 5P ④ -67 12349 SU-PO PUMS024S PO P4 120 19 5P ③ -62 TNMR023M1-L 1.5P ④ -67Taps / M24 × 3 129 SU-HT TUMS024S4 HT P4 120 19 4P ④ -89TUMS024S11.5P④ -89TMap8sOversize2349SU-SPSUMS024SSPP4120192.5P①-100 Standard 23 SP SPR024S SP P3 120 19 2.5P ① -40POPOS024SPOP45P③ -15 123 SU-PO SUMT024S P5 ①-100PUMT024SPOP5120195P③ -62TMap1s0 123 HT TNMS024S5 HT P4 120 19 5P ④ -13 49 PUMU024S P6 ③ -62 TNMS024S1 1.5P ④ -13Oversize23SPSPS024SSPP4120192.5P① -40For deep 12349 SU-S-SP SSMR024S-SU SP P3 120 19 2.5P ①-117hole use1239LS-SU-S-SPSY024SRGEXGSSPP3150192.5P①-119TMap1s2 PO POT024S PO P5 5P ③ -15 SY024SRGEXKS 200 ①-119 POU024S P6 ③ -16123HTTNMT024S5HTP5120195P④ -13 LS-SU-S-PO PY024SSGEXKS PO P4 5P ③ -71For hard-to-machine materials12349SU2-SPSU2MS024SSPP4120193P①-114TMap1s-M8.5 TNMT024S1 1.5P ④ -13 For cast irons ⑫⑬ FC-HT TY024STAEN5 HT P5 120 19 5P ④ -93 For left hand threads 23 SP LH SPR024S--L SP P3 120 19 2.5P ① -78 TY024STAENA 1.5P ④ -93 TMap9s-M24 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 TNMS024S1-L 1.5P ④ -67Oxidizing123SP OXSPR024SXSPP3120192.5P① -63Long shank,⑫⑬⑯ LS-N-CT TY024SSAWB3G HT P4 150 19 3P ⑤ -19carbideTY024SSAWBAG1.5P⑤ -19TMap2s5-M48 Coating PO OX POS024SX PO P4 5P ③ -35 For aluminum12349VUSP1101101167SPP5160192.5P① -7For high speed⑱⑲㉑LA-HT12F-SP TY024STLENA HT P5 120 19 1.5P ④-109VFSHMS024SSPP4120193P①-176TMap50s-M100 12349⓾ VUPO 1102101167 PO P5 160 19 5P ③ -6 F-SL VFSHMS024SL SL 5.5P ② -26 Long 23 LS-SP SPR024SL15 SP P3 150 19 2.5P ① -89SPR024SL20200① -89 Long 12 LS-F-SP SY024SSFEVGS SP P4 150 19 3P ①-181LS-F-SLLY024SSFEVGSL5.5P② -30TtFahoprresUadnsified SPR024SL25 250 ① -89 For deep hole use 234⑬ S-SP SSMR024S SP P3 120 19 2.5P ①-122 LS-PO POS024SL15 PO P4 150 5P ③ -53POS024SL20200③ -53 1234 S-POOversize234⑬S-SP PSMS024S PO P4 120 19 5P ③ -74SSMS024SSPP4120192.5P①-122TFtahorpresWadhsitworth POS024SL25 250 ③ -53 Low spiral Long 23 LS-LO-SP LSHMR024SL20 SP P3 200 19 2.5P ①-149 123 LS-HT TNMR024S515 HT P3 150 19 5P ④ -77 For heavy-industrial large parts 12349 HVSP SY024STEEXJ SP P5 160 19 2.5P ① -24TNMR024S520200④ -77For helical coil wire⑱⑲㉑AL-HT STITW024S1LEB5HTⅠb135235P⑦ -4TNMR024S525250④ -77screw thread insertsTW024S1LEBA1.5P⑦ -4TFoaonrspSecwsrienwg m(thSarceMhaidnse)sused TNMR024S115TNMR024S120 150 1.5P ④ -77 ⑮⑯⑰⑱⑲⑳㉑ AL-SP STI SW024S1LEN SP Ⅰb 135 23 2.5P ⑦ -11200④ -77With coolant hole1234MC-SP(MSHR024SL15)SPP3150192.5P①-208TFaopr Psipe threads TNMR024S125 250 ④ -77Oversize123LS-HTTNMS024S515HTP4150195P④ -77TNMS024S520200④ -77 (MSHR024SL20) 200 ①-208MC-PO(MPHS024SL15)POP41505P③ -99(MPHS024SL20)200③ -99TpFaioppresAtmhreeraicdasn TNMS024S115 150 1.5P ④ -77TNMS024S120200④ -77For left hand123LS-HT LHTNMR024S515LHTP3150195P④ -83 TFtahoprresMadinsiature 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