Flute Class Flute Class Icons of main materials 1 Low carbon steel 2 Medium carbon steel 3 High carbon steel 4 Alloy steel 5 Thermal refined stee(l 25~35HRC) 6 Thermal refined stee(l 35~45HRC) 7 Thermal refined stee(l 45~55HRC) 8 Thermal refined stee(l 50~63HRC) 9 Stainless steel Tool steel ⓫ Cast steel ⓬ Cast iron ⓭ Ductile cast iron ⓮ Copper ⓯ Brass ⓰ Brass casting ⓱ Bronze ⓲ Wrought aluminum ⓳ Aluminum alloy casting ⓴ Magnesium alloy Zinc alloy ㉒ Titanium alloy ㉓ Nickel base alloy ㉔ Thermosetting plastic ㉕ Thermoplastic resin TMa2ps Tap selection Mainmaterial Symbol Code L Ds ℓc Productpage Tap selection MainmaterialSymbol Code L Ds ℓc Productpage Note1 Note1 TMa3ps Taps / M8 × 1.25 Long 23 LS-PO POR8.0NL15 PO P3 150 6.2 5P ③ -52POR8.0NL20200③ -52 General purpose 1 ISP SI78.0NBP SP - 70 6.2 2.5P ① -60 123 LS-HT TNMQ8.0N510 HT P2 100 6.2 5P ④ -72 IPO PI78.0NBP PO 5P ③ -32 TNMQ8.0N512 120 ④ -72 TMa4ps 12 IHT HI78.0N5BP HT - 70 6.2 5P ④ -50 TNMQ8.0N515 150 ④ -72 HI78.0N2BP 2P ④ -50 TNMQ8.0N520 200 ④ -72 TMa5ps Standard 1 R-Y RY8.0N3 RO - 70 6.2 3P ⑥ -6323SPSPQ8.0NSPP2706.22.5P① -38 TNMQ8.0N110 100 1.5P ④ -72TNMQ8.0N112120④ -72 +SP SNPQ8.0N ① -55 TNMQ8.0N115 150 ④ -72 TMa6ps SP 1.5P SY8.0NQNEBA 1.5P ① -56 TNMQ8.0N120 200 ④ -72POPOR8.0NPOP35P③ -14Oversize23LS-SPSPR8.0NL10SPP31006.22.5P① -88 123 HT TNMR8.0N5 HT P3 70 6.2 5P ④ -8 SPR8.0NL15 150 ① -88 TMa8ps TNMR8.0N1 1.5P ④ -8 LS-PO POS8.0NL15 PO P4 5P ③ -52TNMR8.0N5F5P④ -8123LS-HTTNMR8.0N510HTP31006.25P④ -73 TNMR8.0N1F 1.5P ④ -8 TNMR8.0N515 150 ④ -73 MT1a0ps Oversize 23 SP SPR8.0N SP P3 70 6.2 2.5P ① -38SPS8.0NP4① -38 TNMR8.0N520 200 ④ -73TNMR8.0N1101001.5P④ -73 PO POS8.0N PO 5P ③ -14 TNMR8.0N115 150 ④ -73 MT1a2ps 123 HT TNMS8.0N5F HT P4 70 6.2 5P ④ -8 TNMR8.0N120 200 ④ -73TNMS8.0N1F1.5P④ -8For left hand23LS-SP LHSPQ8.0NL15-LSPP21506.22.5P① -93 TNMT8.0N5F P5 5P ④ -8 threads 123 LS-HT LH TNMQ8.0N510L HT P2 100 6.2 5P ④ -82 M1-MT8a.5ps For left hand threads 23 SP LH TNMT8.0N1F 1.5P ④ -8SPQ8.0N--LSPP2706.22.5P① -77 TNMQ8.0N515L 150 ④ -82TNMQ8.0N110L1001.5P④ -82 PO LH POR8.0N--L PO P3 5P ③ -46 TNMQ8.0N115L 150 ④ -82 M9-MT2a4ps 123 HT LH TNMR8.0N5TL HT P3 70 6.2 5P ④ -65 Oxidizing 12 LS-SP OX SPQ8.0NL10X SP P2 100 6.2 2.5P ① -92 TNMR8.0N1TL 1.5P ④ -65 SPQ8.0NL12X 120 ① -92 TNMR8.0N5-L 5P ④ -65 Coating 1234 LS-SP V VSPQ8.0NL10 SP P2 100 6.2 2.5P ① -94 M25-MT4a8ps TNMR8.0N1-L 1.5P ④ -65 VSPQ8.0NL15 150 ① -94 Oxidizing 123 SP OX SPQ8.0NX SP P2 70 6.2 2.5P ① -63 LS-PO V VPOR8.0NL10 PO P3 100 5P ③ -57 PO OX POR8.0NX PO P3 5P ③ -35 VPOR8.0NL15 150 ③ -57 M50-MT1a0p0s Oversize 123 SP OX SPR8.0NX SP P3 70 6.2 2.5P ① -63 234 LS-HT V TNMQ8.0N510V HT P2 100 6.2 5P ④ -84 PO OX POS8.0NX PO P4 5P ③ -35 TNMQ8.0N515V 150 ④ -84 For tUhrneiTfaiaedpdss Coating 12349 VUSP 1101101064 SP P3 90 6.2 2.5P ① -7 TNMQ8.0N110V 100 1.5P ④ -841234AU+SPVSAPR8.0NSPP3706.22.5P① -84TNMQ8.0N115V150④ -849⑲㉑AU+SLVSAPR8.0NLSL5P② -12For soft structural steels12E-SPESHMQ8.0NSPP2706.22.5P①-128 For WhtihtwrTeoaardtphss 12349⓾ VUPO 1102101064 PO P3 90 6.2 5P ③ -5 Thread forming taps 12 N-RZ NRZM78.0NP RO G7 70 6.2 4P ⑥ -161234PO VVPOR8.0NPOP3706.25P③ -48for steelsNRZM78.0NB2P⑥ -16 Oversize 123 VUSP 1101201064 SP P4 90 6.2 2.5P ① -7 NRZM88.0NP G8 4P ⑥ -16 For oSTncrseeawwitpnhgresm(aadcsShuinsMeeds ) 49 1101301064 P5 ① -7 NRZM88.0NB 2P ⑥ -16123VUPO1102201064POP4906.25P③ -5Long12LS-N-RZNRZM78.0NP10ROG71006.24P⑥ -2349⓾1102301064P5③ -5NRZM78.0NP15150⑥ -23 For Pipe thTreaadpss Short chamfer 12349 VUSP 1.5P 1103101064 SP P3 90 6.2 1.5P ① -14Cool hole12349VUSP CH1201101064SPP3906.22.5P① -20 NRZM78.0NB10 100 2P ⑥ -23NRZM78.0NB15150⑥ -23 FpoirpeAmtherrTeicaaadpnss Long Long 12349 VUSP 2101101064 SP P3 150 6.2 2.5P ① -8 For high carbon steels 23 HC-SP SCMQ8.0N SP P2 70 6.2 2.5P ①-13012349⓾VUPO2102101064POP31506.25P③ -6235HC-POPCMR8.0NPOP3706.25P③ -7623LS-SPSPQ8.0NL10SPP21006.22.5P① -88Oxidizing23HC-SP OXSCMQ8.0NXSPP2706.22.5P①-132 For MtinhiraTetauadrpess SPQ8.0NL12 120 ① -88 235 HC-PO OX PCMR8.0NX PO P3 70 6.2 5P ③ -78SPQ8.0NL15150① -88For hard-to-machine356EH-POEPHMS8.0NPOP4706.24.5P③ -82SPQ8.0NL20200① -88materials6⓾EH-HTETHMS8.0N5HTP4706.25P④-120 LS-PO POR8.0NL10 PO P3 100 5P ③ -52 ETHMS8.0N1 2.5P ④-120 POR8.0NL12 120 ③ -52 Sizes-24 Codes shown in ( ) are available while supplies last.