규격/기호	A	공차(A)	L	공차(L)
13	28	±1	50	±1
20	35	±1	60	±1
25	44	±1	69	±1
30	54	±2	88	±2
40	64	±2	100	±2
50	72	±2	115	±2
60	89	±2	138	±2
80	93	±3	172	±3
100	100	±3	200	±3