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 TMap2s Tap selection Main Symbol Code Flute Class L Ds ℓc Product Tap selection Main Symbol Code Flute Class L Ds ℓc Product material page material page Note 1 Note 1 Taps No.4-40UNC Oxidizing P1 P2 SP OX SDUN6HXNEX SP 2B 56 4 2.5P SP-11 TMap3s PO OX PDUN6HXNEX PO 5P PO-11 Standard P2 SP SDUN4HXNEB SP 2B 56 3.5 2.5P SP-4 For titanium alloys S5 ZET-B SDUN6HYIPN SP 2BX 56 4 3P SP-41 PO PDUN4HXNEB PO 5P PO-4 Taps No.8-32UNC TMap4s HT TDUN4HXNEBC HT 2.5P HT-8 Oxidizing P1 P2 SP OX SDUN4HXNEX SP 2B 56 3.5 2.5P SP-11 Standard P2 SP SDUN8JXNEB SP 2B 63 4.5 2.5P SP-4 PO OX PDUN4HXNEX PO 5P PO-11 PO PDUN8JXNEB PO 5P PO-4 TMap5s For stainless steels P4 M1 SP-VA SDUN4HXGEX SP 2B 56 3.5 2.5P SP-29 HT TDUN8JXNEBC HT 2.5P HT-8 ~M2 P1 P2 P3 Oxidizing P1 P2 SP OX SDUN8JXNEX SP 2B 63 4.5 2.5P SP-11 P4 M1 PO-VA PDUN4HYGEX PO 2BX 56 3.5 4.5P PO-15 ~M3 PO OX PDUN8JXNEX PO 5P PO-11 TMap6s For titanium alloys S5 ZET-B SDUN4HYIPN SP 2BX 56 3.5 3P SP-41 For stainless steels P4 M1 SP-VA SDUN8JXGEX SP 2B 63 4.5 2.5P SP-29 ~M2 For nickel base alloys P3 P4 M1 P1 P2 P3 ~M3 S1 ZEN-B SDUN4HYJPX SP 2BX 56 3.5 3P SP-39 P4 M1 PO-VA PDUN8JYGEX PO 2BX 63 4.5 4.5P PO-15 ~S2 ~M3 TMap8s Taps No.4-48UNF For titanium alloys S5 ZET-B SDUN8JYIPN SP 2BX 63 4.5 3P SP-41 For nickel base alloys P3 P4 M1 ZEN-B SDUN8JYJPX SP 2BX 63 4.5 3P SP-39 ~M3 S1 Standard ~S2 MTa1p0s P2 SP SDUN4FXNEB SP 2B 56 3.5 2.5P SP-4 ZEN-P PDUN8JYJPW PO 4.5P PO-18 PO PDUN4FXNEB PO 5P PO-4 Taps No.8-36UNF HT TDUN4FXNEBC HT 2.5P HT-8 MTa1p2s Oxidizing P1 P2 SP OX SDUN4FXNEX SP 2B 56 3.5 2.5P SP-11 Standard P2 SP SDUN8IXNEB SP 2B 63 4.5 2.5P SP-4 PO OX PDUN4FXNEX PO 5P PO-11 PO PDUN8IXNEB PO 5P PO-4 Taps No.5-40UNC HT TDUN8IXNEBC HT 2.5P HT-8 M1T-Map7s Oxidizing P1 P2 SP OX SDUN8IXNEX SP 2B 63 4.5 2.5P SP-11 Standard P2 SP SDUN5HXNEB SP 2B 56 3.5 2.5P SP-4 PO OX PDUN8IXNEX PO 5P PO-11 PO PDUN5HXNEB PO 5P PO-4 Taps No.10-24UNC M9-MTa2p4s HT TDUN5HXNEBC HT 2.5P HT-8 Oxidizing P1 P2 SP OX SDUN5HXNEX SP 2B 56 3.5 2.5P SP-11 Standard P2 SP SDUNAMXNEB SP 2B 70 6 2.5P SP-4 PO OX PDUN5HXNEX PO 5P PO-11 PO PDUNAMXNEB PO 5P PO-4 M25-MTa4p8s Taps No.5-44UNF HT TDUNAMXNEBC HT 2.5P HT-8 Oxidizing P1 P2 SP OX SDUNAMXNEX SP 2B 70 6 2.5P SP-11 For tUhnrTeifaaiedpdss Standard P2 SP SDUN5GXNEB SP 2B 56 3.5 2.5P SP-4 PO OX PDUNAMXNEX PO 5P PO-11 PO PDUN5GXNEB PO 5P PO-4 For stainless steels P4 M1 SP-VA SDUNAMXGEX SP 2B 70 6 2.5P SP-29 ~M2 HT TDUN5GXNEBC HT 2.5P HT-8 P1 P2 P3 P4 M1 PO-VA PDUNAMYGEX PO 2BX 70 6 4.5P PO-15 For WhtihtTwreaoaprdthss Oxidizing P1 P2 SP OX SDUN5GXNEX SP 2B 56 3.5 2.5P SP-11 ~M3 PO OX PDUN5GXNEX PO 5P PO-11 For titanium alloys S5 ZET-B SDUNAMYIPN SP 2BX 70 6 3P SP-41 For nickel base alloys P3 P4 M1 ZEN-B SDUNAMYJPX SP 2BX 70 6 3P SP-39 ~M3 Taps No.6-32UNC S1 ~S2 ZEN-P PDUNAMYJPW PO 4.5P PO-18 For Pipe tThraepadss Standard P2 SP SDUN6JXNEB SP 2B 56 4 2.5P SP-4 Taps No.10-32UNF PO PDUN6JXNEB PO 5P PO-4 For Pg thTreaapdss HT TDUN6JXNEBC HT 2.5P HT-8 Standard P2 SP SDUNAJXNEB SP 2B 70 6 2.5P SP-4 Oxidizing P1 P2 SP OX SDUN6JXNEX SP 2B 56 4 2.5P SP-11 PO PDUNAJXNEB PO 5P PO-4 PO OX PDUN6JXNEX PO 5P PO-11 HT TDUNAJXNEBC HT 2.5P HT-8 For stainless steels P4 M1 SP-VA SDUN6JXGEX SP 2B 56 4 2.5P SP-29 Oxidizing P1 P2 SP OX SDUNAJXNEX SP 2B 70 6 2.5P SP-11 ~M2 P1 P2 P3 PO OX PDUNAJXNEX PO 5P PO-11 P4 M1 PO-VA PDUN6JYGEX PO 2BX 56 4 2.5P PO-15 ~M3 For stainless steels P4 M1 SP-VA SDUNAJXGEX SP 2B 70 6 2.5P SP-29 ~M2 For titanium alloys S5 ZET-B SDUN6JYIPN SP 2BX 56 4 3P SP-41 P1 P2 P3 P4 M1 PO-VA PDUNAJYGEX PO 2BX 70 6 4.5P PO-15 For nickel base alloys P3 P4 M1 ZEN-B SDUN6JYJPX SP 2BX 56 4 3P SP-39 ~M3 ~M3 S1 ~S2 For titanium alloys ZEN-P PDUN6JYJPW PO 4.5P PO-18 S5 ZET-B SDUNAJYIPN SP 2BX 70 6 3P SP-41 For nickel base alloys P3 P4 M1 ~M3 Taps No.6-40UNF S1 ZEN-B SDUNAJYJPX SP 2BX 70 6 3P SP-39 ~S2 Standard P2 SP SDUN6HXNEB SP 2B 56 4 2.5P SP-4 ZEN-P PDUNAJYJPW PO 4.5P PO-19 PO PDUN6HXNEB PO 5P PO-4 HT TDUN6HXNEBC HT 2.5P HT-8 Sizes-47 744 Codes shown in ( ) are available while supplies last.