Explanation of catalogue contents

Main ℓ Product

Tap selection Symbol Code L D

materialscpagePage shown in line-ups
Note 1depending on products
M2Taps M2×0.4
Taps
Standard P2SPSD2.0EANEBSP ISO2 45 2.8 2.5P SP-2
M3
POPD2.0EANEBPO5PPO-2
Taps
P2HTTD2.0EANEBCHT ISO2 45 2.8 2.5PHT-2
M4TQ2.0EANEB236 FHT-2
TapsTQ2.0EANEBUMHT-2
TQ2.0EANEB5VHT-2
M5Oxidizing P1 P2SP OXSD2.0EANEXSP ISO2 45 2.8 2.5PSP-9
Taps
Classification of materials
M6
Taps

Kind Chip shape after boring (drilling) ISO Code Examples of materials

1 Grey cast iron 150~250HB

M8Chip or2
Nodular cast iron150~350HB
Tapspowder like
3Austenitic cast iron120~260HB
4ADI cast iron250~500HBμ 〜 μ
M10HHardened steel45~55HRCμ 〜 μ
TapsH
Hardened steel55~63HRC
M5PH stainless steel850~1250N/mm2
M12M4Martensitic stainless steel650~950N/mm2
TapsM3
Austenitic stainless steel550~850N/mm2
M1-M2Ferritic and austenitic stainless steel400~750N/mm2
M7P6μ 〜 μ
M1-High tensile strength steel1200~1480N/mm2
TapsP5
Tool steel900~1200N/mm2μ 〜 μ
P4High alloy steel800~1000N/mm2
M24P3Medium alloy steel and heat treated steel600~800N/mm2

M9- Taps P2 Carbon steel and low alloy steel 500~700N/mm2 Continuous P1

Freecutting and structural steel ~500N/mm2

-M48μmμmμmμmμmμm
M25S5
TapsTitanium alloy-
ContinuousS3
HRSA35~45HRC
S1-S2HRSA~35HRC
For Unifiedthreads
N1
TapsAluminum alloy12% Si
N2Aluminum alloy>12% Si
Chip orN3
For Whitworthpowder likeCopper alloy-

threads

TapsN4Brass alloy and bronze alloy-
Hardness of materials : Please refer to material composition table shown in technical data.
For Pipe threadsTaps
Flute shape of taps and chip ejection
For Pg threadsTaps
SP= PO= SL= HT= RO=
SpiralSpiral pointLH spiralStraightForming

Chip Broken chips

ejection stored in flutes

No chips

thread forming

Continuous 〜 〜 〜 〜

chips