Dimensões: 3/4"X1/2" | 1"X1/2" | 1"X3/4" | 1.1/4"X3/4" | 1.1/4"X1" | 1.1/2"X3/4" | 1.1/2"X1" | 1.1/2"X1.1/4" | 2"X1" | 2"X1.1/4" | 2"X1.1/2" | 2.1/2"X1.1/4" | 2.1/2"X1.1/2" | 2.1/2"X2" | 3"X1.1/2" | 3"X2" | 3"X2.1/2" | 4"X3" |    
 
Norma: NBR 5648, 5688