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 MainmaterialSymbol Code L Ds ℓc Productpage Tap selection MainmaterialSymbol Code L Ds ℓc Productpage Note1 Note1 Long Coating 1234 LS-SP V VSPFQ6.0ML10 SP P2 100 6 2.5P ① -94 For stainless Oversize 2349 SU+SP SUPR6.0M SP P3 62 6 2.5P ① -99 TMa3ps VSPFQ6.0ML15 150 ① -94 steels SUPS6.0M P4 ① -99 LS-PO V VPOFQ6.0ML10 PO 100 5P ③ -57 123 SU-PO PUMR6.0M PO P3 62 6 5P ③ -61 VPOFQ6.0ML15 150 ③ -57 49 PUMS6.0M P4 ③ -61 TMa4ps 234 LS-HT V TNFQ6.0M510V HT P2 100 6 5P ④ -84 For deep 12349 SU-S-SP SSMQ6.0M-SU SP P2 62 6 2.5P ①-117TNFQ6.0M515V150④ -84hole use1239LS-SU-S-SPSY6.0MQGEXESSPP210062.5P①-118 TMa5ps TNFQ6.0M110V 100 1.5P ④ -84 SY6.0MQGEXGS 150 ①-118TNFQ6.0M115V150④ -84LS-SU-S-POPY6.0MQGEXESPO1004.5P③ -70 For soft structural steels 12 E-SP ESHMQ6.0M SP P2 62 6 2.5P ①-128 PY6.0MQGEXGS 150 ③ -70 TMa6ps Thread forming taps 12 N+RZfor steels NRZP56.0MP RO G5 62 6 4P ⑥ -15 For hard-to-machine materials12349SU2-SP SU2MQ6.0M SP P2 62 6 3P ①-114NRZP56.0MB2P⑥ -15For cast irons⑫⑬FC-HTTY6.0MRAEN5HTP36265P④ -92 NRZP66.0MP G6 4P ⑥ -15 TY6.0MRAENA 1.5P ④ -92 TMa8ps NRZP66.0MB 2P ⑥ -15 Carbide ⑫⑬⑯ N-CT FC TCNR6.0M3 HT P3 62 6 3P ⑤ -11NRZP76.0MPG74P⑥ -15TCNR6.0M3F⑤ -11 NRZP76.0MB 2P ⑥ -15 TCNR6.0M1 1.5P ⑤ -11 MT1a0ps NRZP86.0MP G8 4P ⑥ -15 TCNR6.0M1F ⑤ -11NRZP86.0MB2P⑥ -15Long shank,⑫⑬⑯LS-N-CTTY6.0MRAWB3EHTP310063P⑤ -18 Long 12 LS-N-RZ NRZF76.0MP10 RO G7 100 6 4P ⑥ -23 carbide TY6.0MRAWBAE 1.5P ⑤ -18 MT1a2ps NRZF76.0MP15 150 ⑥ -23 For aluminum ⑮⑯⑰⑱ AL+SP ASHPR6.0M SP P3 62 6 2.5P ①-134NRZF76.0MB101002P⑥ -23⑲⑳㉑AL-SP 1.5PSY6.0MRLENA1.5P①-135 NRZF76.0MB15 150 ⑥ -23 ⑱⑲㉑ LA-HT TY6.0MRLEN5 HT P3 62 6 5P ④-108 M1-MT8a.5ps NRZF86.0MP10 G8 100 4P ⑥ -23 TY6.0MRLENA 1.5P ④-108NRZF86.0MP15150⑥ -23AXE⑫⑲㉑AXE-HTTAXEMR6.0M1HTP36261.5P④-112 NRZF86.0MB10 100 2P ⑥ -23 Carbide ⑲㉑ N-CT LA TCNR6.0M3A HT P3 62 6 3P ⑤ -3 M9-MT2a4ps NRZF86.0MB15 150 ⑥ -23For high carbon steels23HC+SPSCPQ6.0MSPP26262.5P①-130 TCNR6.0M1A 1.5P ⑤ -3Carbide spiralfluted taps⑱⑲㉑N-CT-SPSY6.0MRKWBSPP36262.5P⑤ -20 235 HC-PO PCMQ6.0M PO P2 62 6 5P ③ -76 Carbide spiralpointed taps⑮⑯⑰⑱⑲⑳㉑N-CT-PO PCNR6.0M PO P3 62 6 5P ⑤ -21 M25-MT4a8ps Oxidizing 23 HC+SP OX SCPQ6.0MX SP P2 62 6 2.5P ①-132 For aluminum(with coolant hole)Carbide ⑱⑲㉑ MC-AD-CT (MCADR6.0M1) HT P3 100 6 1.5P ⑤ -42 235 HC-PO OX PCMQ6.0MX PO P2 62 6 5P ③ -78 Thread forming taps ⑱⑲㉑ N+RS NRSP56.0MP RO G5 62 6 4P ⑥ -27 M50-MT1a0p0s For hard-to-machine 356 EH-POmaterials6⓾EH-HT EPHMR6.0M PO P3 62 6 4.5P ③ -82 for non-ferrousmaterialsETHMR6.0M5HTP36265P④-120 NRSP56.0MB 2P ⑥ -27NRSP66.0MPG64P⑥ -27 ETHMR6.0M1 2.5P ④-120 NRSP66.0MB 2P ⑥ -27 For tUhrneiTfaiaedpdss Powdered 356 PM-SP SY6.0MRDPB SP P3 62 6 2.75P ①-166HSSLS-PM-SPS46.0MRDPBE100①-172 NRSP76.0MP G7 4P ⑥ -27NRSP76.0MB2P⑥ -27 S46.0MRDPBG 150 ①-172 NRSP86.0MP G8 4P ⑥ -27 For WhtihtwrTeoaardtphss PM-PO PY6.0MRDPB PO 62 5.5P ③ -92 NRSP86.0MB 2P ⑥ -27LS-PM-POP46.0MRDPBE100③ -96Long⑱⑲㉑LS-N-RSNRSF76.0MP10ROG710064P⑥ -36 P46.0MRDPBG 150 ③ -96 NRSF76.0MP15 150 ⑥ -36 For oSTncrseeawwitpnhgresm(aadcsShuinsMeeds ) For titanium alloys ㉒ ZET-B ZETBMR6.0M SP P3 62 6 3P ①-152ZET-PZETPMR6.0MSL5P② -20 NRSF76.0MB10 100 2P ⑥ -36NRSF76.0MB15150⑥ -36 For nickel base 129㉓ ZEN-B ZENBMR6.0M SP P3 62 6 3P ①-160 NRSF86.0MP10 G8 100 4P ⑥ -36 For Pipe thTreaadpss alloys ZEN-P ZENPMR6.0M PO 4.5P ③ -86For medium hardness345MHSL1109101055SLP38065P② -4 NRSF86.0MP15 150 ⑥ -36NRSF86.0MB101002P⑥ -36 carbon steels MHSLR6.0M5 62 ② -6 NRSF86.0MB15 150 ⑥ -36 FpoirpeAmtherrTeicaaadpnss Carbide taps for hard materials 7 EH-CTCarbide taps for ultra hard materials8UH-CTEHCR6.0M5 HT P3 62 6 5P ⑤ -24 For plastics ㉔ PL1UHCR6.0M5HTP3626.25P⑤ -28X seriesFor general23XSP TPLM6.0M3 HT P5 62 6 3P ④-118(SNXQ6.0M)SPP28062.5P①-210 For MtinhiraTetauadrpess For stainless steels 2349 SU+SP123SU+SL49SU-PO SUPQ6.0M SP P2 62 6 2.5P ① -99SUPQ6.0MLSLP26265P② -16PUMQ6.0MPO③ -61steels XSL (SNXQ6.0ML) SL 5P ② -36Coating1234AUXSP(VSAXQ6.0M)SPP28062.5P①-2129⑲㉑AUXSL(VSAXQ6.0ML)SL5P② -38 129 SU-HT TUMQ6.0M4 HT P2 62 6 4P ④ -88 For stainless 123 SUXSP (SUXQ6.0M) SP P2 80 6 2.5P ①-216 TUMQ6.0M1 1.5P ④ -88 steels 49 SUXSL (SUXQ6.0ML) SL 5P ② -42 Sizes-20 Codes shown in ( ) are available while supplies last.