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 Mainmaterial Symbol Code L Ds ℓc Productpage Note1 Note1 Long 23 LS-SP SPRW10UL15 SP P3 150 12.5 2.5P ① -91 Long 23 LS-SP SPRW14WL15 SP P3 150 17 2.5P ① -91 TMa3ps SPRW10UL20 200 ① -91 SPRW14WL20 200 ① -91 LS-PO PORW10UL15 PO 150 5P ③ -54 LS-PO POSW14WL15 PO P4 150 5P ③ -55 PORW10UL20 200 ③ -54 POSW14WL20 200 ③ -55 TMa4ps 123 LS-HT TNMRW10U515 HT P3 150 12.5 5P ④ -81 123 LS-HT TNMRW14W520 HT P3 200 17 5P ④ -81 TNMRW10U520 200 ④ -81 TNMRW14W120 1.5P ④ -81 TMa5ps TNMRW10U115 150 1.5P ④ -81 For high carbon steels 23 HC-SP SCMRW14W SP P3 115 17 2.5P ①-131TNMRW10U120200④ -81For stainless steels2349SU-SPSUMRW14WSPP3115172.5P①-101 For high carbon steels 23 HC-SP SCMRW10U SP P3 95 12.5 2.5P ①-131 Nut taps 12 NT NH2W14W HT Ⅱb 250 18 25P ⑦ -29 TMa6ps For stainless steels 2349 SU-SP12349SU-PO SUMRW10U SP P3 95 12.5 2.5P ①-101PUMRW10UPOP39512.55P③ -62Taps / 1 W8 129 SU-HT TUMRW10U4 HT P3 95 12.5 4P ④ -90 Standard 23 SP SPRW16X SP P3 125 19 2.5P ① -43 TMa8ps Nut taps TUMRW10U1 1.5P ④ -9012NTNH2W10UHTⅡb20012.524P⑦ -29 PO POSW16X PO P4 5P ③ -18123HTTNMTW16X5HTP5125195P④ -26 MT1a0ps Taps / 3/4W10Standard 23 SP For left handSPRW12VSPP3105152.5P① -43threads TNMTW16X1 1.5P ④ -26123HT LHTNMTW16X5-LHTP5125195P④ -70TNMTW16X1-L1.5P④ -70 PO POSW12V PO P4 5P ③ -18 Oxidizing 123 SP OX SPRW16XX SP P3 125 19 2.5P ① -65 MT1a2ps 123 HT TNMSW12V5 HT P4 105 15 5P ④ -26 PO OX POSW16XX PO P4 5P ③ -36TNMSW12V11.5P④ -26Long23LS-SPSPRW16XL15SPP3150192.5P① -91 For left hand 23 SP LH SPRW12V--L SP P3 105 15 2.5P ① -78 SPRW16XL20 200 ① -91 M1-MT8a.5ps threads PO LH POSW12V--L PO P4 5P ③ -47123HT LHTNMSW12V5-LHTP4105155P④ -70 LS-PO POSW16XL15 PO P4 150 5P ③ -55POSW16XL20200③ -55 TNMSW12V1-L 1.5P ④ -70 123 LS-HT TNMRW16X515 HT P3 150 19 5P ④ -81 M9-MT2a4ps Oxidizing 123 SP OX SPRW12VX SP P3 105 15 2.5P ① -65 TNMRW16X520 200 ④ -81 PO OX POSW12VX PO P4 5P ③ -36 TNMRW16X525 250 ④ -81 Long 23 LS-SP SPRW12VL15 SP P3 150 15 2.5P ① -91 TNMRW16X115 150 1.5P ④ -81 M25-MT4a8ps SPRW12VL20 200 ① -91 TNMRW16X120 200 ④ -81 LS-PO POSW12VL15 PO P4 150 5P ③ -54 TNMRW16X125 250 ④ -81 POSW12VL20 200 ③ -54 For high carbon steels 23 HC-SP SCMRW16X SP P3 125 19 2.5P ①-131 M50-MT1a0p0s 123 LS-HT TNMRW12V515 HT P3 150 15 5P ④ -81 For stainless steels 2349 SU-SP SUMRW16X SP P3 125 19 2.5P ①-101 TNMRW12V520 200 ④ -81 12349 SU-PO PUMSW16X PO P4 125 19 5P ③ -62 For tUhrneiTfaiaedpdss TNMRW12V115 150 1.5P ④ -81 Nut taps 12 NTTNMRW12V120200④ -81For high carbon steels23HC-SPSCMRW12VSPP3105152.5P①-131Taps / 1 1/8W7NH2W16XHT Ⅱb 270 20.5 25P ⑦ -29 For WhtihtwrTeoaardtphss For stainless steels 2349 SU-SP12349SU-PO SUMRW12V SP P3 105 15 2.5P ①-101 StandardPUMSW12VPOP4105155P③ -6223 SP SPSW18Y SP P4 135 23 2.5P ① -43POPOSW18YPO5P③ -18 129 SU-HT TUMSW12V4 HT P4 105 15 4P ④ -90 123 HT TNMTW18Y5 HT P5 135 23 5P ④ -26 For oSTncrseeawwitpnhgresm(aadcsShuinsMeeds ) Nut taps 12 NTTaps / 7/8W9For Pipe thTreaadpssStandard23SPPO TUMSW12V1 1.5P ④ -90 TNMTW18Y1 1.5P ④ -26NH2W12VHTⅡb2301525P⑦ -29For left hand123HT LHTNMTW18Y5-LHTP5135235P④ -70threadsTNMTW18Y1-L1.5P④ -70Nut taps12NTNH2W18YHTⅡb2902325P⑦ -29SPRW14WSPP3115172.5P① -43POSW14WPOP45P③ -18Taps / 1 1/4W7 FpoirpeAmtherTreicaaadpnss 123 HT TNMTW14W5 HT P5 115 17 5P ④ -26 Standard 23 SP SPMSW20Y SP P4 145 24 2.5P ① -43TNMTW14W11.5P④ -26POPOMSW20YPO5P③ -18 For MtinhiraTetauadrpess For left handthreadsOxidizing123 HT LH TNMTW14W5-L HT P5 115 17 5P ④ -70TNMTW14W1-L1.5P④ -70123SP OXSPRW14WXSPP3115172.5P① -65Oxidizing123HT TNMTW20Y5 HT P5 145 24 5P ④ -26TNMTW20Y11.5P④ -26123SP OXSPMSW20YXSPP4145242.5P① -65 PO OX POSW14WX PO P4 5P ③ -36 PO OX POMSW20YX PO 5P ③ -36 Nut taps 12 NT NH2W20Y HT Ⅱb 300 26 26P ⑦ -29 Sizes-118 Codes shown in ( ) are available while supplies last.