ANSI IHT

Hand Taps for General Purpose

Specification

■ Suitable for low speed tapping of steels. <2D For manual use and drilling machine use. Oxide

Recommended Tapping Speed depending on Materials

Low carbon steels Medium carbon steels

低炭素鋼5 中炭素鋼5

(m/min) (m/min)

TYPE:1

TYPE:2 TYPE:3

Segment:1A

SizeClassCodeChamferL (inch)ℓ (inch)ℓn (inch)ℓs (inch)Ds (inch)K (inch)ℓk (inch)No. of fltTYPE
F ior Unifieid Threai dslues
No.6-32UNC-IAUN6JXHEX55P20.3740.6691.2010.1410.110.18731
No.6-32UNC-IAUN6JXHEX22P20.3740.6691.2010.1410.110.18731
No.8-32UNC-IAUN8JXHEX55P2.1250.3740.8661.3390.1680.1310.2531
No.8-32UNC-IAUN8JXHEX22P2.1250.3740.8661.3390.1680.1310.2531
No.10-24UNC-IAUNAMXHEX55P2.3750.5120.8661.3390.1940.1520.2531
No.10-24UNC-IAUNAMXHEX22P2.3750.5120.8661.3390.1940.1520.2531
1/4-20UNC-IAU04NXHEX55P2.50.5911.0241.220.2550.1910.31232
1/4-20UNC-IAU04NXHEX22P2.50.5911.0241.220.2550.1910.31232
5/16-18UNC-IAU05OXHEX55P2.7180.6691.0041.3780.3180.2380.37533
5/16-18UNC-IAU05OXHEX22P2.7180.6691.0041.3780.3180.2380.37533
3/8-16UNC-IAU06PXHEX55P2.9370.7481.0591.4960.3810.2860.43733
3/8-16UNC-IAU06PXHEX22P2.9370.7481.0591.4960.3810.2860.43733