FLOWS
3104 / 3204 1/32, 1/16, 1/8, ¼, ½, ¾, 1, 1.5, 2, 3, 4
3108 / 3208 .5, 1, 1,5, 2, 2.5, 3, 4, 5, 6, 7, 8
3115 / 3215 .5, 1, 2, 3, 4, 5, 6, 8, 10,12, 15
3125 / 3225 .25, .5, 1, 2, 3, 4, 6, 8, 10, 15, 25