EH-PO

Spiral Pointed Taps for Hard-to-Machine Materials

Specification

■ Spiral pointed tap suitable for high hardness steels of 35~ 45HRC such as forgings and thermal refined steels of high carbon steels and alloy steels, and die steels. Through hole use.

Recommended Tapping Speeds depending on Materials

Thermal re ned steels

5 TYPE:1

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

TYPE:2 TYPE:3

Segment:1F

SizeClassCodeChamferL (mm)ℓ (mm)ℓn (mm)ℓs (mm)Ds (mm)K (mm)ℓk (mm)No. of flutesTypeStock
For Metric Threads
M3×0.5P3EPHMR3.0G4.5P469142643.2631
M4×0.7P3EPHMR4.0I4.5P5211172954731
M5×0.8P3EPHMR5.0K4.5P601322335.54.5731
M6×1P3EPHMR6.0M4.5P6215263364.5731
M8×1.25P4EPHMS8.0N4.5P7019-366.25832
M10×1.5P4EPHMS010O4.5P7523-3875.5832
M10×1.25P4EPHMS010N4.5P7523-3875.5832
M12×1.75P4EPHMS012P4.5P8226-428.56.5932
M12×1.5P4EPHMS012O4.5P8226-428.56.5932
M12×1.25P4EPHMS012N4.5P8226-428.56.5932
M14×2P5EPHMT014Q4.5P8826-4510.581132
M14×1.5P4EPHMS014O4.5P8826-4510.581132
M16×2P5EPHMT016Q4.5P9526-4812.5101332
M16×1.5P4EPHMS016O4.5P9526-4812.5101332
M18×2.5P5EPHMT018R4.5P10033-5114111432
M18×1.5P4EPHMS018O4.5P10033-5114111432
M20×2.5P5EPHMT020R4.5P10533-5015121533
M20×1.5P4EPHMS020O4.5P10533-5015121533
M22×2.5P5EPHMT022R4.5P11533-5517131633
M22×1.5P4EPHMS022O4.5P11533-5517131633
M24×3P5EPHMT024S4.5P12039-5519151833
M24×1.5P4EPHMS024O4.5P12039-5519151833