EH-HT

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 re ned steels Tool steels 1

TYPE: 〜5 〜5

35~45HRC For icon explanation, refer to P.50

TYPE:2 TYPE:3

Segment:1B

SizeClassCodeChamferL (mm)ℓ (mm)ℓn (mm)ℓs (mm)Ds (mm)K (mm)ℓk (mm)No. of flutesTypeStock
For Metric Threads
M3×0.5P3ETHMR3.0G5 ETHMR3.0G15P 2.5P469142643.2631
M4×0.7P3ETHMR4.0I5 ETHMR4.0I15P 2.5P5211172954731
M5×0.8P3ETHMR5.0K5 ETHMR5.0K15P 2.5P601322335.54.5731
M6×1P3ETHMR6.0M5 ETHMR6.0M15P 2.5P6215263364.5731
M8×1.25P4ETHMS8.0N5 ETHMS8.0N15P 2.5P7019-366.25842
M10×1.5P4ETHMS010O5 ETHMS010O15P 2.5P7523-3875.5842
M10×1.25P4ETHMS010N5 ETHMS010N15P 2.5P7523-3875.5842
M12×1.75P4ETHMS012P5 ETHMS012P15P 2.5P8226-428.56.5942
M12×1.5P4ETHMS012O5 ETHMS012O15P 2.5P8226-428.56.5942
M12×1.25P4ETHMS012N5 ETHMS012N15P 2.5P8226-428.56.5942
M14×2P5ETHMT014Q5 ETHMT014Q15P 2.5P8826-4510.581142
M14×1.5P4ETHMS014O5 ETHMS014O15P 2.5P8826-4510.581142