Note 1: Product symbols shown in red mean the tap special for full rigid tapping Icons of main materials Free cutting Carbon steel Medium alloy steel High alloy steel Tool steel High tensile Ferritic and austenitic Austenitic stainless and structual steel and low alloy steel and heat treated steel strength steel stainless steel steel Martensitic stainless steel PH stainless steel Grey cast iron Nodular cast iron Austenitic cast iron ADI cast iron Alumiunm alloy (< 12% Si) Alumiunm alloy (> 12% Si) Copper alloy Brass alloy and bronze alloy HRSA (~35HRC) HRSA (35~45HRC) Titanium alloy Hardened steel Tap selection Main Symbol Code Flute Class L Ds ℓc Product Tap selection Main Symbol Code Flute Class L Ds ℓc Product MTa2ps material page material page Note 1 Note 1 For stainless steels P4 M1 SP+VA SE8.0NAGEX SP ISO2 90 8 2.5P SP-27 ~M2 Taps M8×1.25 SZ8.0NAGEX SP-27 MTa3ps Standard P2 SP SD8.0NANEB SP ISO2 90 8 2.5P SP-2 SP-VA SD8.0NAGEX SP-29 SG8.0NANEB 6 SP-2 SG8.0NAGEX 6 SP-29 PO PD8.0NANEB PO 8 5P PO-2 P1 P2 P3 SL+VA LE8.0NBGEX SL ISO2X 90 5 5P SL-1 MTa4ps P4 M1 ~M3 PG8.0NANEB 6 PO-2 LZ8.0NBGEX SL-1 PQ8.0NANEB 56 PO-2 PO-VA PD8.0NBGEX PO 4.5P PO-14 MTa5ps HT TD8.0NANEBC HT 90 8 2.5P HT-3 PG8.0NBGEX 6 PO-14 TG8.0NANEBC 6 HT-3 Oversize P4 M1 SP-VA SD8.0NMGEX SP ISO3 90 8 2.5P SP-29 ~M2 TQ8.0NANEB2 56 F HT-3 Coated P4 M1 SP-VA SD8.0NAGET SP ISO2 90 8 2.5P SP-31 ~M2 TMa6ps TQ8.0NANEBU M HT-3 P1 P2 P3 P4 M1 PO-VA PD8.0NBGET PO ISO2X 90 8 4.5P PO-17 TQ8.0NANEB5 V HT-3 ~M3 Oversize P2 SP SD8.0NMNEB SP ISO3 90 8 2.5P SP-2 For hard-to- P4 M3 SU2-SP SD8.0NAGEXJ SP ISO2 90 8 2.5P SP-36 TMa8ps machine materials ~M4 N96408.0+50 ISO2+50 SP-2 For deep hole use P2 SP-BLF SD8.0NANEBAJ SP ISO2 90 8 1.5P SP-32 96408.0+100 ISO2+100 SP-2 SD8.0NANEBJ 2.5P SP-32 PO PD8.0NMNEB PO ISO3 5P PO-2 Oxidizing P2 SP-BLF OX SD8.0NANEXJ SP ISO2 90 8 2.5P SP-35 MTa1p0s FFYCZ005 ISO2+100 PO-2 Coated P1 P2 P3 SP-BLF P4 (Coating) 96478.0TI SP ISO2 90 8 2.5P SP-34 For left hand threads P2 SP LH HD8.0NANEB SP ISO2 90 8 2.5P SP-13 Oxidizing P1 P2 SP OX SD8.0NANEX SP ISO2 90 8 2.5P SP-9 For cast irons K1 GG-HT TD8.0NBAENC HT ISO2X 90 8 2.5P HT-14 MTa1p2s SG8.0NANEX 6 SP-9 TG8.0NBAENC 6 HT-14 PO OX PD8.0NANEX PO 90 8 5P PO-9 GG-HT-OH TD8.0NBAFNC 8 HT-18 PG8.0NANEX 6 PO-9 Coated K1 GG-HT(Coating) 96268.0TC HT ISO2X 90 8 2.5P HT-16 MTa1ps-M7 Oversize P1 P2 SP OX SD8.0NMNEX SP ISO3 90 8 2.5P SP-9 97268.0TC 6 HT-16 PO OX PD8.0NMNEX PO 5P PO-9 GG-HT-OH(Coating) 96268.0TCOH 8 HT-19 Coated P1 P2 P3 AU+SP SE8.0NANEV SP ISO2 90 8 2.5P SP-15 Carbide K1 K2 CT-FC 36268.0 HT ISO2X 90 8 2.5P CT-1 TMa9ps-M24 P4 M1 N1 ~M3 Carbide taps for hard H45~ 55HRC EH-CT TD8.0NBCWA5 HT ISO2X 90 8 5P CT-4 N2 AU+SL LE8.0NBNEV SL ISO2X 5P SL-6 materials H55~ UH-CT TD8.0NBBWA5 HT ISO2X 90 8 5P CT-6 65HRC P1 P2 P3 SP(Coating) 96408.0TI SP ISO2 90 8 2.5P SP-7 For aluminum alloys N1 N2 N3 MTa2p5s-M48 P4 N4 AL-SP SD8.0NALEN SP ISO2 90 8 2.5P SP-18 PO(Coating) 96308.0TI PO 5P PO-6 For soft structural steels P1 E-SP SD8.0NAHEX SP ISO2 90 8 2.5P SP-26 N1 N2 LA-HT TD8.0NBLEN5 HT ISO2X 90 8 5P HT-20 FtThaorpresUadnsified Thread forming taps for steels P1 P2 N-RZ RD8.0NBHEXB RO ISO2X 90 8 2P RO-5 AXE N2 AXE-HT TD8.0NBLPVA HT ISO2X 90 8 1.5P HT-22 Thread forming taps for soft structural steel sheets P1 R-D RD8.0NBNEBB RO ISO2X 90 8 2P RO-1 Thread forming taps for non-ferrous metals N1 N2 N-RS RD8.0NBKENB RO ISO2X 90 8 2P RO-4 Coated P1 R-D(Coating) 93538.0BTI RO ISO2X 90 8 2P RO-2 X series Coated P1 P2 P3 AUXSP SX8.0NANEV SP ISO2 90 8 2.5P SP-16 FtThoarrepWasdhsitworth P4 M1 N1 ~M3 P1 R-D(Coating) 93538.0BTC RO ISO2X 90 8 2P RO-3 N2 AUXSL LX8.0NBNEV SL ISO2X 5P SL-7 For hard-to-machine P5 P6 EH-PO PD8.0NBDCB PO ISO2X 90 8 4.5P PO-13 materials EH-HT TD8.0NBDCBC HT 2.5P HT-12 High speed tapping P1 P2 F-SP SY8.0NBNEV SP ISO2X 90 8 2.5P SP-42 P4 P5 PH-SP SD8.0NAEEX SP ISO2 90 8 3P SP-24 F-SL LY8.0NBNEV SL 5P SL-9 FToarpPispe threads For titanium alloys S5 ZET-B SD8.0NBIPN SP ISO2X 90 8 3P SP-40 Ultra fast For steels P1 P2 HFIHS SD8.0NBEDTZ SP ISO2X 90 8 2.5P SP-43 ZET-P LD8.0NBIPN SL 5P SL-8 tapping P3 P4 HFISP SD8.0NBEDTHZ SP ISO2X 90 8 2.5P SP-44 FToarpPsg threads (with coolant hole) For nickel base alloys P3 P4 M1 ZEN-B SD8.0NBJPX SP ISO2X 90 8 3P SP-38 For non- N1 N2 HFAHS SD8.0NBLDTZ SP ISO2X 90 8 2.5P SP-45 ~M3 S1 ferrous materials ~S2 ZEN-P PD8.0NBJPW PO 4.5P PO-18 HFASP SD8.0NBLDTHZ SP-46 For medium hardness carbon steels P3 P4 MHSL LD8.0NBFCL5 SL ISO2X 90 8 5P SL-4 For both steels and P1 P2 HDISL LD8.0NBEDTLZ SL ISO2X 90 8 5P SL-10 non ferrous materials For dry tapping For steels P3 P4 HDISP SD8.0NBEDTLZ SP ISO2X 90 8 2.5P SP-47 (with coolant hole) For non-ferrous N1 N2 HDASP SD8.0NBLDTLZ SP ISO2X 90 8 2.5P SP-48 materials High performannce thread P1 P2 P3 forming taps,coated P4 M1 HP-RZ RD8.0NBFPTB RO ISO2X 90 8 2P RO-7 ~M3 Oversize P1 P2 P3 P4 M1 HP-RZ RD8.0NNFPTB RO ISO3X 90 8 2P RO-7 ~M3 Roll Taps for Carbon Steels P3 P4 P5 MHRZ RD8.0NBOCTP RO ISO2X 90 8 4P RO-10 of Middle Hardness RD8.0NBOCTB 2P RO-10 Sizes-18 For improvement, spec may change without advance notice. 715