
l 4 Alloy steel 5 Thermal refined steel(25~35HRC) 6 Thermal refined steel(35~45HRC)
3HRC) 9 Stainless steel Tool steel ⓫ Cast steel ⓬ Cast iron
⓱ Bronze ⓲ Wrought aluminum ⓳ Aluminum alloy casting
el base alloy Explanation of catalogue contents
㉔ Thermosetting plastic ㉕ Thermoplastic resin
Product Main Product
Ds ℓc L Ds ℓc
Class
Flute
Tap selection Symbol Code Page shown in line-ups
page material page
depending on products
Note1
M2s
For cast irons Carbide ⑫⑬⑯ ⑤-8
p
Ta N-CT FC TCNR2.0E3 HT P3 40 3 3P
TCNR2.0E1 1.5P ⑤-8
M3s
3 3P
T ap ⑥-55 For aluminum ⑮⑯⑰⑱ AL+SP ASHPQ2.0E SP P2 42 3 2.5P ①-122
3 2.5P ①-21
⑲⑳㉑ AL-SP 1.5P SY2.0EQLENA 1.5P ①-123
M4s
1.5P
Ta
p ①-39 ⑱⑲㉑ LA-HT TY2.0EQLEN5 HT P2 42 3 5P ④-102
2.5P ①-41 TY2.0EQLENA 1.5P ④-102
M5s ③-9
5P
p
Carbide ⑲㉑ N-CT LA TCNR2.0E3A HT P3 40 3 3P ⑤-1
Classification of materials
Ta
3 5P ④-3 TCNR2.0E1A 1.5P ⑤-1
M6 ④-3
1.5P Thread forming taps ⑱⑲㉑ N+RS NRSP42.0EP RO G4 42 3 4P ⑥-14
ps
Ta for Kind Chip shape after boring (drilling)
non-ferrous No. Examples of materials
3 2.5P ①-21 NRSP42.0EB 2P ⑥-14
materials
①-21 Chip or ⑫⑬ Cast iron, Ductile
NRSP52.0EP G5 cast iron
4P ⑥-14
M8s
powder like
⑧
p
Ta
①-21 Thermal refined steel (50〜63HRC)
NRSP52.0EB 2P ⑥-14
5P
0
M1ps
③-9
⑦ Thermal refined
NRSP62.0EP G6 4P ⑥-14
steel (45〜55HRC)
Ta ③-9 ⑥-14
⑥
NRSP62.0EB 2P
Thermal refined steel (35〜45HRC)
④-3 Short chamfer ⑲⑳㉑ ④-110
Ferrous
3 5P MG-HT TMGMQ2.0E1 HT P2 42 3 1P
2
M1ps ⑤ Thermal refined steel (25〜35HRC)
1.5P
Ta ④-3 For plastics ㉔ PL1 TPLM2.0E3 HT P4 42 3 3P ④-112
5P ④-3 ③④⑩ OLRZP42.0EP
Thread forming taps 1234 OL+RZ High carbon
RO steel,
G4 42Alloy
3 steel, Tool steel
4P ⑥-30
.5 for dry tapping 59⑲ ②⑪
- 1.5P
p M8 s ④-3 Medium carbon
OLRZP52.0EP ⑥-30
G5 steel, Cast steel
M1 Ta
3 2.5P ①-61 High performance 1234 HP+RZ⑨ HRZP42.0EB RO G4 42
Stainless steel 3 2P ⑥-36
24 ④-62 thread forming taps 59⑲
3 9-M5P HRZP52.0EB G5 ⑥-36
M Tap
s Continuous
123
① Low carbon steel
1.5P ④-62 Torqueless thread Short chamfer SC-TL-RZ SRZM42.0E1 RO G4 42 3 1P ⑥-46
9⑲㉑
forming taps
3 48 ①-47
2.5P 129 SURZ ㉒
Seamless Continuous Titanium alloy
SURZ42.0EB RO G4 42 3 2P ⑥-48
5-M ps
M2 Ta
③-31 For deep hole use 234⑬ S-SP ㉓ Nickel base
SP alloy 2.5P ①-105
Non-ferrous
5P SSMP2.0E P1 42 3
3 5P
100
③-31 1234 S-PO
⑭⑮⑰⑱ PSMQ2.0E PO P2 42 3
Copper, Brass, 5P ③-69
Bronze, Wrought aluminum
0-M s
M5 Tap
3 2.5P ①-68 Oversize 234⑬ S-SP SSMR2.0E SP P3 42 3 2.5P ①-105
Chip or ⑯⑲⑳㉑ Brass casting, Aluminum alloy casting, Magnesium alloy, Zinc alloy
3 fie
ni5P
d
③-45 1234
powder like
S-PO PSMR2.0E PO P3 42 3 5P ③-69
㉔㉕
r U ads
Fo
t h r e s
ap
Thermosetting plastic, Thermoplastic resin
3 T4P ⑥-27 Nut taps 12 NT NH22.0E HT Ⅱb 75 1.4 25P ⑦-25
Hardness of materials : Please refer to material composition table shown in technical data.
⑥-27
Taps / M2 × 0.25
2P h
ort
itw
Wh ads
For e
thr ps
4P a ⑥-27
Flute shape of taps andSPP2.0B
chip ejection
T
2P
s use
d ⑥-27 Standard 23 SP SP P1 42 3 2.5P ①-21
read
r S c rew th achines
Fo
e w
on s s(S
in gm )
4P M ⑥-27 SP= PO= PO SL= POP2.0B HT=PO
RO=5P ③-9
p
Ta
Spiral Spiral point LH spiral Straight Forming
2P ⑥-27 123 HT TNMP2.0B5 HT P1 42 3 5P ④-3
ads
thre s
3 ipe2.5P
P p
①-71 TNMP2.0B1 1.5P ④-3
For Ta
5P ③-48 Thread forming taps 12 N-RZ NRZM42.0BP RO G4 42 3 4P ⑥-3
can
eri s
3For Amhr5P ④-69
for steels ⑥-3
ead NRZM42.0BB 2P
e t ps
pip Ta
Chip Broken chips
1.5P ④-69 NRZM52.0BP G5 4P ⑥-3
e
ejection stored in flutes
tur
⑥-2
No chips ⑥-3
3or Minia4P ds NRZM52.0BB 2P
F threa s
p
Ta
2P ⑥-2 Thread forming taps ⑱⑲㉑ N-RS NRSM42.0BP RO G4 42 3 forming
thread 4P ⑥-15
4P ⑥-2
for non-ferrous
Continuous NRSM42.0BB 2P ⑥-15
materials
chips
2P ⑥-2 NRSM52.0BP G5 4P ⑥-15
4P ⑥-2 NRSM52.0BB 2P ⑥-15
2P ⑥-2
Sizes-2
3 5P ③-72