Gear na grade chart ng katumpakan

 

GRADE STANDARD PRESISYON GRADE
JIS (JAPAN) N0 N1 N2 N3 N4 N5 N6 N7 N8 N9 N10 N11 N12
JIS-B1702-02 (BAGONG)
JGMA (JAPAN)         1 2 3 4 5 6 7 8  
JIS (JAPAN)         0 1 2 3 4 5 6 7 8
JIS-B1702 (OLD)
PRC (CHINA) 0 1 2 3 4 5 6 7 8 9 10 11 12
GB10095 ~ 1009
ISO (INTERNATIONAL) 0 1 2 3 4 5 6 7 8 9 10 11 12
DIN (GERMANY)   1 2 3 4 5 6 7 8 9 10 11 12
3960 ~ 3967
GOST (USSR)       3 4 5 6 7 8 9 10 11 12
BS (UK)           A1 A2 B C D      
FN (FRANCE)         A B C D E        
ANSI (USA)           4 3 2 1        
AGMA (USA)     16 15 14 ~ 13 12 10 10 8