EH-HT DIN

Hand Taps for Hard-to-Machine Materials

Specification

■ EH-HT is the hand tap suitable for hard steels of 35-45HRC, such as forgings and thermal refined steels of high carbon steels and alloy steels, and die steels.

Recommended Tapping Speeds depending on Materials

Thermal refined steelsTool steels
調質鋼5工具鋼5
(m/min)(m/min)

35〜45HRC TYPE:1 TYPE:2

TYPE:3 TYPE:4

Segment:1B(G=1H)

SizeClassCodeChamferL (mm)ℓ (mm)ℓn (mm)ℓs (mm)Ds (mm)K (mm)ℓk (mm)No. of fltTYPE
For Metric Threadslues
M2.5×0.45ISO2XTD2.5FBDCBC2.5P50815332.82.1531
M3×0.5ISO2XTD3.0GBDCBC2.5P56918343.52.7631
M4×0.7ISO2XTD4.0IBDCBC2.5P631321384.53.4631
M4.5×0.75ISO2XTD4.5JBDCBC2.5P7014243964.9831
M5×0.8ISO2XTD5.0KBDCBC2.5P7014253964.9831
M6×1ISO2XTD6.0MBDCBC2.5P8015304564.9831
M8×1.25ISO2XTD8.0NBDCBC2.5P9019354786.2942
M8×1ISO2XTM8.0MBDCBC2.5P9019-4664.9843
M10×1.5ISO2XTD010OBDCBC2.5P100233952.51081142
M10×1.25ISO2XTM010NBDCBC2.5P10023-5175.5843
M10×1ISO2XTM010MBDCBC2.5P9019-4675.5843
M12×1.75ISO2XTG012PBDCBC2.5P11026-56971044
M12×1.5ISO2XTM012OBDCBC2.5P10021-51971043
M12×1.25ISO2XTM012NBDCBC2.5P10021-51971043
M14×2ISO2XTG014QBDCBC2.5P11026-561191244
M14×1.5ISO2XTM014OBDCBC2.5P10021-511191243
M16×2ISO2XTG016QBDCBC2.5P11026-561291244
M16×1.5ISO2XTM016OBDCBC2.5P10021-511291243
M18×2.5ISO2XTG018RBDCBC2.5P12533-6414111444