1Low carbon steel2 iMedium c iarbon steel ii3High icarbon steel4Alloy s iteel5Thermal refinedi steel(25~i 35HRC)i6 Therm ial refined steel(35~45HRC)
7Thermal refined steel(45 ⓭Ductile cast iron⓮i ~55HRC) Copperi8The i ⓯Brassrmal refined ⓰Brai steel(50~63HRC)9S ss casting⓱Bronzetainless steel�Tool s ⓲Wrought aluminumteel ⓳Alu⓫Cast stee minum alloy cl⓬C astingast iron
⓴Magnesium alloy�Zinc alloy㉒Titanium alloy㉓Nickel base alloy㉔Thermosetting plastic㉕Thermoplastic resin
Tap selectionMain materialSymbolCodeFlute Class L Ds ℓc Product pageTap selectionMain materialSymbolCodeFlute Class L Ds ℓc Product page
Note1Note1
For aluminum⑮⑯⑰⑱AL+SPASHPQ2.3ESP P2 42 3 2.5P ①-134Coating1234 9⑲㉑AU+SPVSAPQ2.5FSP P2 46 3 2.5P ①-84
⑲⑳㉑AL-SP 1.5PSY2.3EQLENA1.5P ①-135123 49⓾VUPO1102101029PO P2 50 3 5P ③-4
⑱⑲㉑LA-HTTY2.3EQLEN5HT P2 42 3 5P ④-1081234PO VVPOQ2.5FPO P2 46 3 5P ③-48
TY2.3EQLENA1.5P ④-108129⑭R+VRVP52.5FPRO G5 46 3 4P ⑥-39
Carbide⑲㉑N-CT LATCNR2.3E3AHT P3 42 3 3P ⑤-3⑱⑲㉑RVP52.5FB2P ⑥-39
TCNR2.3E1A1.5P ⑤-3RVP62.5FPG6 4P ⑥-39
Thread forming taps⑱⑲㉑N+RSNRSP42.3EPRO G4 42 3 4P ⑥-26RVP62.5FB2P ⑥-39
for non-ferrous materialsNRSP42.3EB2P ⑥-26Long23LS-SPSPFP2.5FL07SP P1 70 3 2.5P ①-87
NRSP52.3EPG5 4P ⑥-26LS-POPOFQ2.5FL07PO P2 5P ③-51
NRSP52.3EB2P ⑥-26123LS-HTTNFP2.5F507HT P1 70 3 5P ④-71
NRSP62.3EPG6 4P ⑥-26TNFP2.5F1071.5P ④-71
NRSP62.3EB2P ⑥-26Thread forming taps12N+RZNRZP52.5FPRO G5 46 3 4P ⑥-14
ForplasticsPL1TPLM2.3E3HT P4 42 3 3P ④-118for steelsNRZP52.5FB2P ⑥-14
Thread forming taps1234OL+RZOLRZP42.3EPRO G4 42 3 4P ⑥-42NRZP62.5FPG6 4P ⑥-14
for dry tapping59⑲OLRZP52.3EPG5 ⑥-42NRZP62.5FB2P ⑥-14
High performance1234HP+RZHRZP42.3EBRO G4 42 3 2P ⑥-48For high carbon steels235HC+POPCPQ2.5FPO P2 46 3 5P ③-76
thread forming taps59⑲HRZP52.3EBG5 ⑥-48For medium hardness carbon steels345MHSL1109101029SL P3 50 3 5P ②-4
Torqueless thread formingtaps Seamless129SURZSURZ42.3EBRO G4 42 3 2P ⑥-60Long345MHSL2209101029SL P3 100 3 5P ②-4
For deep hole use234⑬S-SPSSMP2.3ESP P1 42 3 2.5P ①-121Carbide taps for ultra hard materials8UH-CTUHCR2.5F5HT P3 44 4 5P ⑤-28
1234S-POPSMQ2.3EPO P2 42 3 5P ③-73For stainless steels2349SU+SPSUPP2.5FSP P1 46 3 2.5P ①-98
Oversize234⑬S-SPSSMR2.3ESP P3 42 3 2.5P ①-121123 49SU+POPUPQ2.5FPO P2 46 3 5P ③-60
Nut taps12NTNH22.3EHT Ⅱb 80 1.7 25P ⑦-27129SU-HTTUMQ2.5F4HT P2 46 3 4P ④-88
TUMQ2.5F11.5P ④-88
Taps /M.3×0.25Oversize2349SU+SPSUPQ2.5FSP P2 46 3 2.5P ①-98
Standard23SPSPP2.3BSP P1 42 3 2.5P ①-37SUPR2.5FP3 ①-98
123HTTNMP2.3B5HT P1 42 3 5P ④-6123SU+POPUPR2.5FPO P3 46 3 5P ③-60
TNMP2.3B11.5P ④-6For cast Carbide49 ⑫⑬⑯N-CT FCTCNR2.5F3HT P3 44 3 3P ⑤-11
T M×04ironsTCNR2.5F11.5P ⑤-11
aps /.5.5For aluminum⑮⑯⑰⑱AL+SPASHPQ2.5FSP P2 46 3 2.5P ①-134
Generalpurpose1R-YRY2.5F3RO - 44 3 3P ⑥-63⑲⑳㉑AL-SP 1.5PSY2.5FQLENA1.5P ①-135
Standard23SPSPP2.5FSP P1 46 3 2.5P ①-37⑱⑲㉑LA-HTTY2.5FQLEN5HT P2 46 3 5P ④-108
+SPSNPP2.5F①-55TY2.5FQLENA1.5P ④-108
SP 1.5PSY2.5FPNEBA1.5P ①-56Carbide⑲㉑N-CT LATCNR2.5F3AHT P3 44 3 3P ⑤-3
POPOQ2.5FPO P2 5P ③-13TCNR2.5F1A1.5P ⑤-3
123HTTNMQ2.5F5HT P2 46 3 5P ④-6Thread forming taps⑱⑲㉑N+RSNRSP52.5FPRO G5 46 3 4P ⑥-26
TNMQ2.5F11.5P ④-6for non-ferrous materialsNRSP52.5FB2P ⑥-26
Oversize23SPSPQ2.5FSP P2 46 3 2.5P ①-37NRSP62.5FPG6 4P ⑥-26
SPR2.5FP3 ①-37NRSP62.5FB2P ⑥-26
SPS2.5FP4 ①-37Short chamfer⑲⑳㉑MG-HTTMGMQ2.5F1HT P2 46 3 1P ④-116
POPOR2.5FPO P3 5P ③-13ForplasticsPL1TPLM2.5F3HT P4 46 3 3P ④-118
POS2.5FP4 ③-13Thread forming taps1234OL+RZOLRZP52.5FPRO G5 46 3 4P ⑥-42
123HTTNMR2.5F5HT P3 46 3 5P ④-6for dry tapping59⑲OLRZP62.5FPG6 ⑥-42
TNMR2.5F11.5P ④-6High performance1234HP+RZHRZP52.5FBRO G5 46 3 2P ⑥-48
TNMS2.5F5P4 5P ④-6thread forming taps59⑲HRZP62.5FBG6 ⑥-48
TNMS2.5F11.5P ④-6Torqueless thread Short chamfer123 9⑲㉑SC-TL-RZSRZM52.5F1RO G5 46 3 1P ⑥-58
For left hand threads23SP LHSPP2.5F--LSP P1 46 3 2.5P ①-77forming taps Seamless129SURZSURZ42.5FBRO G4 46 3 2P ⑥-60
123HT LHTNMQ2.5F5-LHT P2 46 3 5P ④-64For deep hole use234⑬S-SPSSMP2.5FSP P1 46 3 2.5P ①-121
TNMQ2.5F1-L1.5P ④-641234S-POPSMQ2.5FPO P2 46 3 5P ③-73
Oxidizing123SP OXSPP2.5FXSP P1 46 3 2.5P ①-63Oversize234⑬S-SPSSMQ2.5FSP P2 46 3 2.5P ①-121
PO OXPOQ2.5FXPO P2 5P ③-34SSMR2.5FP3 ①-121
Nut taps12NTNH22.5FHT Ⅱb 85 2 24P ⑦-27

Taps

Taps

Taps

M6

M8

M12

-M8.5 M1 Taps

M25-M48Taps

M50-M1Taps

For Unified Taps

For Screw threads used (SM) Taps

For Miniaturethreads