• For Unif ied Fine Threads

Sizes

Basic Pitch Dia. (+)μm

3B 2BX 3B 2BX

2-56 UNC2B2-64 UNF2B
GH2Tap class (3B・2B)GH2Tap class (3B・2B)

3B 2BX Oversize Tap class (2BX) 3B 2BX Oversize Tap class (2BX)

3-48 UNC2BYamawa GH class for Internal threads 2B3-56 UNF2BYamawa GH class for Internal threads 2B
GH2GH2
Yamawa Oversize GH class for Internal threads 2BYamawa Oversize GH class for Internal threads 2B
3B2BX3B2BX
Internal threads 3BInternal threads 3B

4-40 UNC 2B 4-48 UNF 2B

GH2 Internal threads 2B GH2 Internal threads 2B

GH3 GH4 GH5

3B 2BX 3B 2BX

5-40 UNC2B5-44 UNF2B
GH2GH2

3B 2BX 3B 2BX

6-32 UNC2B6-40 UNF2B
GH3GH2
GH2GH4GH5GH6GH7GH7
3B2BX3B2BX
8-32 UNC2B8-36 UNF2B
GH3GH3

GH2 GH4 GH5 GH6 GH7 GH7

3B 2BX 3B 2BX

10-24 UNC2B10-32 UNF2B
GH3GH3

GH5 GH6 GH7 GH2 GH4 GH5 GH6 GH7

3B 2BX 3B 2BX

12-24 UNC2B12-28 UNF2B
GH3GH3

3B 2BX 3B 2BX

1/4-20 UNC2B1/4-28 UNF2B
GH3GH3
GH5GH6GH7GH4GH5GH6GH7
3B2BX3B2BX
5/16-18 UNC2B5/16-24 UNF2B
GH3GH3

GH5 GH7 GH4 GH5 GH7

3B 2BX 3B 2BX

3/8-16 UNC2B3/8-24 UNF2B
GH3GH3

GH5 GH7 GH4 GH5 GH7

3B 2BX 3B 2BX

7/16-14 UNC2B7/16-20 UNF2B
GH3GH3

GH5 GH5 GH6 GH7

3B 2BX 3B 2BX

1/2-13 UNC2B1/2-20 UNF2B
GH3GH3

GH5 GH7 GH5 GH6 GH7

3B 2BX 3B 2BX

9/16-12 UNC2B9/16-18 UNF2B
GH3GH3
GH5GH7

3B 2BX 3B 2BX

5/8-11 UNC2B5/8-18 UNF2B
GH3GH3
GH5GH5

3B 2BX 3B 2BX

3/4-10 UNC2B3/4-16 UNF2B
GH3GH3

GH5 GH5 GH7

3B 2BX 3B 2BX

7/8-9 UNC2B7/8-14 UNF2B
GH4GH4
GH6

3B 2BX 3B 2BX

1-8 UNC 2B 1-12 UNF 2B

GH4 GH4