Overall Thread Shank Size of Length of
length length dia. square square

L ℓ Ds K ℓk
HT-CI Hand Taps for Cast Irons
L ℓ Ds K ℓk No. of


(for blind hole)
Spiral Fluted Taps Spiral Fluted Taps Spiral Pointed Taps
Size Class Code Chamfer Type
(inch) (inch) (inch) (inch) (inch) flutes
Y86025 4P
7/16-20UNF GH5 3.156 1.437 0.323 0.242 0.406 4 3
Y86026 1.5P
Y86027 4P
GH3


(for through hole)
Y86028 1.5P
1/2-13UNC 3.375 1.656 0.367 0.275 0.437 4 3
Y86029 4P
GH5
Y86030 1.5P
Y86031 4P
GH3
Y86032 1.5P


(for through hole)
1/2-20UNF 3.375 1.656 0.367 0.275 0.437 4 3
Y86033 4P
GH5
Y86034 1.5P
Y86035 4P
9/16-12UNC GH3 3.593 1.656 0.429 0.322 0.5 4 3
Y86036 1.5P


Hand Taps
Y86037 4P
9/16-18UNF GH3 3.593 1.656 0.429 0.322 0.5 4 3
Y86038 1.5P
Y86039 4P
5/8-11UNC GH3 3.812 1.812 0.48 0.36 0.562 4 3
Y86040 1.5P


Carbide Taps
Cemented
Y86041 4P
5/8-18UNF GH3 3.812 1.812 0.48 0.36 0.562 4 3
Y86042 1.5P
Y86043 4P
3/4-10UNC GH3 4.25 2.000 0.59 0.422 0.687 4 3
Y86044 1.5P
Y86045 4P


Roll Taps
3/4-16UNF GH3 4.25 2.000 0.59 0.422 0.687 4 3
Y86046 1.5P


Simple Inspection Tools Pipe Taps
Thread Mills
Dies
Center Drills
Centering Tools


ANSI
HT-14
265