
How to Read the General Catalog 2 Searching from line-ups arranged on sizes: Line-ups arranged on sizes [Sizes-0 to 133] Symbol of flute design Explanation of catalogue contents Flowchart : SP M2 tapping Icons of main materials Spiral Straight Spiral point Left hand spiral Roll 1 Low carbon steel 2 Medium carbon steel 3 High carbon steel 4 Alloy steel 5 Thermal refined steel(25~35HRC) 6 Thermal refined steel(35~45HRC) Symbol of size HT PO SL Symbol of flute design RO 7 Thermal refined steel(45~55HRC) 8 Thermal refined steel(50~63HRC) 9 Stainless steel Tool steel ⓫ Cast steel ⓬ Cast iron Overall length Shank dia. Chamfer length Note 1: Product symbols shown in red mean the PD PD ⓭ Ductile cast iron ⓮ Copper ⓯ Brass ⓰ Brass casting ⓱ Bronze ⓲ Wrought aluminum ⓳ Aluminum alloy casting Drill hole shape Boring before tapping L Ds Engagement ratio on cutting taps Check 1 ℓc P: B: Engagement ratio on roll taps tap suitable for synchronized feed tapping. Min Internal threads ⓴ Magnesium alloy Zinc alloy ㉒ Titanium alloy ㉓ Nickel base alloy ㉔ Thermosetting plastic ㉕ Thermoplastic resin Min 100% 100% M2s Main Product Main Product Max 74.1% Class L Ds ℓc L Ds ℓc Class Internal threads Flute Flute p Tap selection Symbol Code Tap selection Symbol Code M2 material material Internal threads Ta page page Ta ps Note1 Note1 For stainless Oversize 2349 SU+SP 2.5P ①-98 Taps / M2 × 0.4 SUPQ2.0E SP P2 42 3 M3s steels ①-98 p SUPR2.0E P3 M3 Ta General purpose 1 R-Y RY2.0E3 RO - 42 3 3P ⑥-63 123 49 SU+PO PUPR2.0E PO P3 42 3 5P ③-60 Min Max Ta ps Standard 23 SP SPP2.0E SP P1 42 3 2.5P ①-37 For cast Carbide ⑫⑬⑯ N-CT FC TCNR2.0E3 HT P3 40 3 3P ⑤-10 Max Length of engagement=3.1mm 74.1% M4s irons 【Length of engagement】 p +SP SNPP2.0E ①-55 TCNR2.0E1 1.5P ⑤-10 Internal threads made by roll taps are M4 Ta On "middle" engagement class, 7H class can be chosen in case of "L" engagement length. different from those made by cutting Ta ps SP 1.5P SY2.0EPNEBA 1.5P ①-56 For aluminum ⑮⑯⑰⑱ AL+SP ASHPQ2.0E SP P2 42 3 2.5P ①-134 Engagement Internal threads taps on the shape of minor dimameter. Unit : mm ⑲⑳㉑ AL-SP 1.5P Symbol Middle classification Coarse ③-13 1.5P ①-135 Engagement D1 Unit : mm Fine d=2.0mm PO POQ2.0E PO P2 5P SY2.0EQLENA Engagement length M5s External threads Drill size Min *Hole size for thread forming taps Ta p 123 HT TNMP2.0E5 HT P1 42 3 5P ④-5 ⑱⑲㉑ LA-HT TY2.0EQLEN5 HT P2 42 3 5P ④-108 length classification (ref.) Max M5 S Short engagement length 4H 5H − S≦1(mm) Min Max Ta 1.5P ④-5 1.5P ④-108 Bored hole size 1.6 1.567 1.679 ps Classification of materials TNMP2.0E1 TY2.0EQLENA M Normal engagement length 5H 6H 7H 1<M≦3(mm) 1.79 1.84 Oversize 23 SP SPQ2.0E SP P2 42 3 2.5P ①-37 Carbide ⑲㉑ N-CT LA TCNR2.0E3A HT P3 40 3 3P ⑤-3 Engagement ratio 92.4% 100% 74.1% Forming condition changes depending M6s L Long engagement length 6H 7H 8H 3<L(mm) P=0.4mm on workpiece's Material and shape. p D1 is minor diameter of JIS 6H(2nd Class) of internal threads Ta SPR2.0E P3 ①-37 TCNR2.0E1A 1.5P ⑤-3 Above is for customer's reference. M6 Ta Kind Chip shape after boring (drilling)P4 SPS2.0E No. ①-37 Thread forming tapsExamples of materials ⑱⑲㉑ N+RS NRSP42.0EP RO G4 42 3 4P ⑥-26 ps PO POR2.0E PO P3 5P ③-13 for non-ferrous NRSP42.0EB 2P ⑥-26 M8s Chip or P4 ⑫⑬ ③-13 Cast iron, Ductile cast iron materials Ta p POS2.0E NRSP52.0EP G5 4P ⑥-26 Tolerance area of tap's pitch diameter 【Thread class of cutting taps】 M8 powder HT like P3 42 3 5P ④-5 Class PD tolerance Ta ⑧ 123 HT TNMR2.0E5 NRSP52.0EB 2P ⑥-26 ps Thermal refined steel (50〜63HRC) 【Pitch diameter】 P1 10μm〜 25μm 0 TNMR2.0E1 1.5P ④-5 NRSP62.0EP G6 4P ⑥-26 Diameter of imaginary cylinder or cone Internal threads M1ps ⑦5P ④-5 Thermal refined steel (45〜55HRC) P2 25μm〜 40μm Check 2 Ta TNMS2.0E5 P4 NRSP62.0EB 2P ⑥-26 which makes equal the width of threads and width of space between the threads M1 T 0 TNMS2.0E1 1.5P ④-5 Short chamfer ⑲⑳㉑ MG-HT TMGMQ2.0E1 HT P2 42 3 1P ④-116 P3 40μm〜 55μm ap s 2 M1ps For left hand threads 23 SP LH SPP2.0E--L SP P1 42 ⑥ 3 2.5P ①-77 Thermal refined steel For plastics ㉔ (35〜45HRC) PL1 TPLM2.0E3 HT P4 42 3 3P ④-118 P1 P4 55μm〜 70μm P2 Ferrous Ta ⑤1.5P ④-64Thermal 123 ④-64 Thread forming taps 1234 OL+RZ ⑥-42 P3 HT LH TNMP2.0E5-L HT P1 42 3 5P OLRZP42.0EP RO G4 42 3 4P *Above shows the plus tolerance refined steel for dry tapping 59⑲ (25〜35HRC) by setting PD basic size as "0". M1 T 2 P4 TNMP2.0E1-L OLRZP52.0EP G5 ⑥-42 ap s Width of 8.5 -M ps M1 Ta Oxidizing 123 SP OX SPP2.0EX SP P1 ③④⑩ 42 3 2.5P ①-63 Highcarbon High performance thread forming taps 1234 steel, Alloy 59⑲ steel, Tool steel HP+RZ HRZP42.0EB RO G4 42 3 2P ⑥-48 threads 【Thread class of roll taps】 PO OX POQ2.0EX PO P2 5P ③-34 HRZP52.0EB G5 ⑥-48 Width of space width Class PD tolerance ②⑪ M1 Oversize 123 5P ③-34 Medium carbon Torqueless thread steel,123 Short chamfer Cast steel ⑥-58 between threads T -M ap 8.5 PO OX POR2.0EX PO P3 42 3 9⑲㉑ SC-TL-RZ SRZM42.0E1 RO G4 42 3 1P G4 38μm〜 51μm s 24 forming taps Pitch Threading 1234 ⑨ Coating 2.5P ①-84 Seamless 129 ⑥-60 G4 AU+SP VSAPQ2.0E SP P2 42 3 SURZ SURZ42.0EB RO G4 42 3 2P -M s M9 Tap 9⑲㉑ 123 Stainless steel diameter G5 51μm〜 64μm 49⓾ VUPO 1102101021 PO P2 45 3 5P ③-4 For deep hole use 234⑬ S-SP SSMP2.0E SP P1 42 3 2.5P ①-121 G5 G6 64μm〜 76μm M9 Ta -M2 48 1234 PO V Continuous VPOQ2.0E PO P2 42 ① 3 5P ③-48 Low carbon steel 1234 S-PO PSMQ2.0E PO P2 42 3 5P ③-73 G6 *Above shows the plus tolerance ps 4 5-M ps 129⑭ R+V RVP42.0EP RO G4 42 3 4P ⑥-39 Oversize 234⑬ S-SP SSMR2.0E SP P3 42 3 2.5P ①-121 by setting PD basic size as "0". M2 Ta ⑱⑲㉑ Basic size of pitch diameter RVP42.0EB Continuous ㉒2P ⑥-39Titanium alloy 1234 S-PO PSMR2.0E PO P3 42 3 5P ③-73 -150μm -100μm -50μm 1.740mm +50μm +100μm +150μm M2 Ta 5-M RVP52.0EP G5 4P ⑥-39 Nut taps 12 NT NH22.0E HT Ⅱb 75 1.4 25P ⑦-27 ps 48 100 ㉓2P ⑥-39Nickel base alloy Non-ferrous 0-M s Taps / M2 × 0.25 RVP52.0EB M5 Tap 4P ⑥-39 Ⅱ G4 G5 G6 ⑭⑮⑰⑱ RVP62.0EP G6 M5 nifi ed RVP62.0EB 2P ⑥-39 Copper, Brass, Bronze,23 Standard Wrought SP aluminum SPP2.0B SP P1 42 3 2.5P ①-37 P1 P1 P2 P3 P4 Ta 0-M1 ps 00 Fo r U ads Tolerance of dies is the P2 thre aps T Long 23 LS-SP SPFP2.0EL07 Chip or SP ⑯⑲⑳㉑ P1 70 3 2.5P ①-87 Brass casting, Aluminum alloy casting, PO Magnesium POP2.0B PO ③-13 alloy, Zinc5Palloy target of external threads Fo LS-PO POFQ2.0EL07 PO P2 5P ③-51 123 HT TNMP2.0B5 HT P1 42 3 5P ④-5 Class of dies 6g external threads(-86〜-19) 6H internal threads(0〜90) rU thre nifie powder like Whi twor th s It is possible123 ㉔㉕ dies to select taps and from the 12 size of the thread to tap. Thermosetting plastic, Thermoplastic resin LS-HT TNFP2.0E507 HT P1 70 3 5P ④-71 TNMP2.0B1 1.5P ④-5 For main Ⅱ sizes Solid dies M2 to NR M12, the tapping GR GP flow is described, NP while the Ta ads d ps For thread s p Thread forming taps 1.5P ④-71 ⑥-15 Ta P1 TNFP2.0E107 N-RZ NRZM42.0BP RO G4 42 3 4P Solid dies JIS 2Class external threads(-80〜-20) JIS 2Class intenal threads(0〜70) Available work materials, main shape sizes of products, and other seriesP2of for tapping steps,WRi.e. Boring before tapping → Threading → Hardness of materials : Please refer to material composition table shown in technical data. for steels For Thread forming taps 12 N+RZ NRZP42.0EP RO G4 42 3 4P ⑥-14 NRZM42.0BB 2P ⑥-15 Auto Lathe W GR GP WP thre hitwo eads used for steels ⑥-14 ⑥-15 Ta ads rth rew thr ines NRZP42.0EB 2P NRZM52.0BP G5 4P ps information areshape also described here. Gage check, is illustrated with figures. For Sc ng mach ) Relative position of PD tolerance area of external threads, internal threads, taps and gages. Ta wi on se s(SM p Flute of taps and chip ejection Thread forming taps ⑱⑲㉑ NRZP52.0EP NRZP52.0EB G5 4P 2P ⑥-14 ⑥-14 N-RS NRZM52.0BB NRSM42.0BP RO G4 42 3 2P 4P ⑥-15 ⑥-27 For Sc rew For details of SP=products, see SL= their respective pages. Bored hole sizes, accuracy (–) ←of internal threads, and accuracy of on se threads for non-ferrous ⑥-14 ⑥-27 wi Ta ng machi ed us ads NRZP62.0EP G6 4P NRSM42.0BB 2P thre s PO= HT= materials RO= Basic size of pitch diameter → (+) ps( nes S Pipe p M) For Ta Spiral Spiral point LH spiral ⑥-14 Straight Forming ⑥-27 taps are also described here. Just1.740mm seeing this page allows you to NRZP62.0EB 2P NRSM52.0BP G5 4P For high carbon steels 235 HC+PO PCPQ2.0E PO P2 42 3 5P ③-76 NRSM52.0BB 2P ⑥-27 can For eri Unit : μm Unit : μm P Ta ipe th perform threading. Am ds For threa s For medium hardness carbon steels 345 MHSL 1109101021 SL P2 45 3 5P ②-4 ps read Ring gage pitch diameter (for external threads inspection) Plug gage pitch diameter (for internal threads inspection) s Check 3 e p pip Ta Long 345 MHSL 2209101021 SL P2 100 3 5P ②-4 NR6g -96 〜 -86 GR6g -22 〜 -12 GP6H 2 〜 10 NP6H 90 〜 98 For Carbide taps for ultra hard materials 8 UH-CT UHCR2.0E5 HT P3 40 4 5P ⑤-28 A iatu re WRⅡ -80 〜 -72 GRⅡ -32 〜 -24 GPⅡ 4 〜 12 WPⅡ 62 〜 70 pip meric Gage check Min ds e a For stainless steels 2349 SU+SP 2.5P ①-98 Ta thre n For threa s SUPP2.0E SP P1 42 3 NR : NOT GO ring gage GR : GO ring gage GP : GO plug gage NP : NOT GO plug gage ps ads Ta p 123 SU+PO PUPQ2.0E Chip PO P2 42 3 5P ③-60 Broken chips WR : NOT GO working ring gage WP : NOT GO working plug gage 49 ejection stored in flutes For 129 SU-HT TUMQ2.0E4 HT P2 42 3 4P ④-88 Unit : mm Unit : mm M thre iniatu TUMQ2.0E1 1.5P ④-88 No chips Accuracy of external threads Accuracy of internal threads Ta ads re ps thread forming Major diameter Pitch diameter Minor diameter Major diameter Pitch diameter Minor diameter 3 − − Searching from work materials and tapping conditions: Selection chart of taps [On the first page of each category section] 6g 1.886〜1.981 1.654〜1.721 6H 1.740〜1.830 1.567〜1.679 Continuous JIS 2class 1.890〜1.980 1.660〜1.720 〜1.490 JIS 2class − 1.740〜1.810 1.567〜1.679 chips Sizes-4 Codes shown in ( ) are available while supplies last. Sizes-3 ① Selection chart of taps 寸法別一覧_001-027_M2-M8_E_2022.indd 4 2022/06/02 11:33 Recommended tap ◎:Most suitable tap Recommended ◆:Insoluble ① ❸ ○:Suitable tap tapping fluid ◆:Water-soluble Tapping conditions Machining, Machining, in in low-speed low-speed tapping tapping area area Machining, Machining, in in low/middle low/middle speed speed tapping tapping area area 寸法別一覧_001-027_M2-M8_E_2022.indd 3 2022/06/02 11:33 AL+SP AL+SP AL-SP AL-SP HC+SP HC+SP HC+SP HC+SP OX OX SU+SP SU+SP LS-SU-S- LS-SU-S- Product symbol ISP ISP SP SP LS-SP LS-SP LS-SP-K LS-SP-K SP SP LH LH LS-SP LS-SP LH LH LO-SP LO-SP LS-LO-SP LS-LO-SP SP SP 1.5P 1.5P SP SP OX OX LS-SP LS-SP OX OX +SP +SP E-SP E-SP SU-S-SP SU-S-SP S-SP S-SP Spiral Fluted Taps (for blind hole) Spiral Fluted Taps (for blind hole) AL AL -- SP SP 1.5P 1.5P HVSP HVSP HC HC -- SP SP HC HC -- SP SP OX OX SU SU -- SP SP SP SP ① ① Tap material HSS HSS OX OX HSS HSS HSS HSS HSS HSS HSS HSS HSS HSS HSS HSS HSS HSS HSS HSS HSS HSS OX OX HSS HSS OX OX HSS HSS NI NI HSS HSS NI NI HSS HSS HSS HSS OX OX HSS HSS OX OX HSS HSS HSS HSS OX OX HSS HSS OX OX HSS HSS OX OX HSS HSS OX OX HSS HSS OX OX Surface treatment Long, Long, for for For For general general use use Long, Long, for for general general Low Low helix helix Long, Long, low low Short Short For For Short Short chamfer chamfer For For tapping tapping For For high high For For high high For For For For deep deep hole hole Long, Long, for for deep deep For For general general Long, Long, For For general general For For soft soft For For deep deep Name II series series use use general general Long Long neck neck For For left-hand left-hand use use For For left-hand left-hand for for general general helix helix for for chamfer chamfer for for Oxided Oxided oxided oxided aluminum for aluminum for aluminum aluminum use use steel steel heavy-industry heavy-industry carbon carbon carbon carbon stainless stainless stainless stainless holehole stainless stainless hole hole use use threads threads threads threads use use general general use use general general use use materials materials materials materials large large parts parts steels steels steel, steel, oxided oxided steel steel steel steel steel steel Spiral Fluted Taps (for through hole) Spiral Fluted Taps (for through hole) ② ② Spiral Pointed Taps (for through hole) Spiral Pointed Taps (for through hole) ③ ③ Hand Taps Hand Taps ④ ④ Bored Hole Shape For For Metric Metric Threads Threads ❹ ①-60 ①-60 ①-37 ①-37 ①-87 ①-87 ①-95 ①-95 ①-77 ①-77 ①-93 ①-93 ①-142 ①-142 ①-149 ①-149 ①-56 ①-56 ①-63 ①-63 ①-92 ①-92 ①-134 ①-134 ①-135 ①-135 ①-55 ①-55 ①-128 ①-128 ①-24 ①-24 ①-130 ①-130 ①-132 ①-132 ①-98 ①-98 ①-117 ①-117 ①-118 ①-118 ①-121 ①-121 Cemented Carbide Taps Cemented Carbide Taps For For Unified Unified Threads Threads ①-41 ①-41 ①-90 ①-90 ①-78 ①-78 ①-64 ①-64 ①-24 ①-24 ①-100 ①-100 ⑤ ⑤ For For Whitworth Whitworth Threads Threads ①-43 ①-43 ①-90 ①-90 ①-78 ①-78 ①-64 ①-64 ①-131 ①-131 ①-101 ①-101 For For Screw Screw Threads Threads used used on on Sewing Sewing Machines Machines ①-43 ①-43 ❺ Pipe Pipe Threads Threads American American Pipe Pipe Threads Threads Roll Taps Roll Taps For For Miniature Miniature Threads Threads ⑥ ⑥ For For Trapezoidal Trapezoidal Threads Threads ❶ ~ ~S25C S25C Low Low carbon carbon steels steels ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ○ ○ ◆ ◆ ○ ○ ❷ S25C S25C~~S45C S45C Medium Medium carbon carbon steels steels ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ○ ○ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ○ ○ ◆ ◆ ○ ○ ◆ ◆ ○ ○ ◆ ◆ ◎ ◎ S45C S45C~~ High High carbon carbon steels steels ◆ ◆ ○ ○ ◆ ◆ ○ ○ ◆ ◆ ○ ○ ◆ ◆ ○ ○ ◆ ◆ ○ ○ ◆ ◆ ○ ○ ◆ ◆ ○ ○ ◆ ◆ ○ ○ ◆ ◆ ○ ○ ◆ ◆ ○ ○ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ○ ○ ◆ ◆ ○ ○ ◆ ◆ ○ ○ ◆ ◆ ◎ ◎ Special Thread Taps Simple Inspection Tools Special Thread Taps Simple Inspection Tools ⑦ ⑦ SCM SCM Alloy Alloy steels steels ◆ ◆ ○ ○ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ 25 25~~35HRC 35HRC Heat Heat treated treated steel steel 35 35~~45HRC 45HRC Heat Heat treated treated steel steel 45 45~~55HRC 55HRC Heat Heat treated treated steel steel Pipe Taps Pipe Taps 55 55~~63HRC 63HRC Heat Heat treated treated steel steel ⑧ ⑧ SUS SUS Stainless Stainless steels steels(SUS) (SUS) ◆ ◆ ○ ○ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ SKD SKD SC SC Tool Tool steels Cast steels Cast steels steels Check the following conditions. FC FC Cast Cast irons irons [Work materials] [Tapping conditions] Thread Mills Premium Thread Mills Thread Mills Premium Thread Mills ⑨ ⑨ FCD FCD Ductile Ductile cast cast irons irons ◆ ◆ ○ ○ Cu Cu Copper Copper ❶ Types of materials ❷ Water-soluble or water-immiscible ❺ Page No. Bs Bs Brass Brass ◆ ◆ ○ ○ ◆ ◆ ○ ○ BsC BsC Brass Brass castings castings Most suitable tap ◆ ◆ ❸M achine and tapping conditions ○ ○ ◆ ◆ ○ ○ and suitable tap ❹H ole shape (through hole or blind hole) Dies Dies PB PB Bronze Bronze ◆ ◆ ○ ○ ◆ ◆ ○ ○ ⑩ ⑩ AL AL Wrought Wrought aluminum aluminum ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ AC, AC, ADC ADC Wrought Wrought aluminum aluminum ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ Mg Mg Magnesium Magnesium alloy alloy die die castings castings ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ ZDC ZDC Zinc Zinc alloy alloy die die castings castings ◆ ◆ ◎ ◎ ◆ ◆ ◎ ◎ Center Drills Centering Tools Center Drills Centering Tools Titanium Titanium alloys alloys ⑪ ⑪ Nickel Nickel base base alloys alloys Thermosetting Thermosetting plastic plastic Thermoplastic Thermoplastic resin resin How to Read ①-1 ①-2 catalog-3 1-002_選奨tap選定guide_JE_01SP_CC2020.indd 1 2022/05/18 8:54 1-002_選奨tap選定guide_JE_01SP_CC2020.indd 2 2022/05/18 8:54