公制

JIS/ISO

JIS/ISO

M1×0.25

#2-56UNC

M1.2×0.25   

#3-48UNC

M1.4×0.30    

# 4-40UNC

M1.6×0.35    

#5-40UNC

M2×0.25(F)   

#6-32UNC

M2 ×0.40    

#8-32UNC

M2.3 × 0.40  

#10-24UNC

M2.5 × 0.45   

#12-24UNC

M2.6 × 0.45

M3 × 0.35(F)

1/8-40UNC

M3 × 0.50

1/4-20UNC

M3.5 ×0.35(F)

5/16-18UNC

M3.5 × 0.6    

3/8-16UNC

M4 × 0.50(F)

7/16-14UNC

M4 × 0.70

1/2-13UNC

M4.5 × 0.50(F)

9/16-12UNC

M4.5 × 0.75

5/8-11UNC

M5 × 0.50(F)

3/4-10UNC

M5 × 0.80

M6 × 0.75(F)

#0-80UNF

M6 × 1

#1-72UNF

M7 × 0.75(F)

#2-64 UNF

M7 × 1

#3-56UNF

M8 × 1(F)

#4-48UNF

M8 × 1.25

M9 × 1(F)     

#5-44UNF

M9 × 1.25

#6-40UNF

 M10 × 1.25(F)

#10-32UNF

 M10 × 1.5

#12-28UNF

M12 × 1.75(F)

#8-36UNF

M14 × 1

M16 × 2      

3/16-32UNF

M18 × 2.5    

1/4-28 UNF

M20 × 2.5    

5/16-24UNF

M22 × 2.5     

3/8-24UNF

M24 × 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)