公制

JIS/ISO 

JIS/ISO

M1X0.25

#2-56UNC

M1.2X0.25    

#3-48UNC

M1.4X0.30     

# 4-40UNC

M1.6X0.35     

#5-40UNC

M2X0.25(F)    

#6-32UNC

M2 X0.40     

#8-32UNC

M2.3 X 0.40   

#10-24UNC

M2.5 X 0.45    

#12-24UNC

M2.6 X 0.45

M3 X 0.35(F)

1/8-40UNC

M3 X 0.50 

1/4-20UNC

M3.5 X0.35(F)

5/16-18UNC 

M3.5 X 0.6     

3/8-16UNC

M4 X 0.50(F)

7/16-14UNC 

M4 X 0.70

1/2-13UNC 

M4.5 X 0.50(F)

9/16-12UNC

M4.5 X 0.75

5/8-11UNC

M5 X 0.50(F)

3/4-10UNC

M5 X 0.80

M6 X 0.75(F)

#0-80UNF

M6 X 1

#1-72UNF

M7 X 0.75(F)

#2-64 UNF

M7 X 1

#3-56UNF

M8 X 1(F)

#4-48UNF

M8 X 1.25

M9 X 1(F)      

#5-44UNF

M9 X 1.25

#6-40UNF

 M10 X 1.25(F)

#10-32UNF

 M10 X 1.5

#12-28UNF

M12 X 1.75(F)

#8-36UNF

M14 X 1 

M16 X 2       

3/16-32UNF

M18 X 2.5     

1/4-28 UNF

M20 X 2.5     

5/16-24UNF

M22 X 2.5      

3/8-24UNF

M24 X 3      

7/16-20UNF

GPWP  

PLUG-WROKSHOP

(JIS) 

PLUG-6H

GRWR 

RING-WORKSHOP

(JIS)

GPIP 

PLUG-INSPECTION

(JIS) 

RING-6g

GRIR

RING-INSPECTION

(JIS)

GPNP 

PLUG-NORMAL

(ISO)

GRNR

RING-NORMAL

(ISO)