POLEGADA FRACIONÁRIA	MILÍMETROS	CENTÍMETROS
1/16"	1,5875	0,15875
1/8"	3,175	0,3175
3/16"	4,7625	0,47625
¼"	6,35	0,635
5/16"	7,9375	0,79375
3/8"	9,525	0,9525
7/16"	11,1125	1,11125
½"	12,7	1,27
9/16"	14,2875	1,42875
5/8"	15,875	1,5875
11/16"	17,4625	1,74625
¾"	19,05	1,905
13/16"	20,6375	2,06375
7/8"	22,225	2,2225
15/16"	23,8125	2,38125
1"	25,4	2,54