The hemming machine is the most important part of the sewing machine. The edge of sewing machine is usually called cylinder, and the edge of 0.6 is six tenths. The conversion of curling iron is decimal, the curling iron of 1 is 1, and the curling iron of 0.5 is half, so the curling iron of 0.6 is six tenths. 0.6 Curl is seven tenths. The conversion of curling iron is decimal, the curling iron of 1 is 1, and the curling iron of 0.5 is half, so the curling iron of 0.6 is six tenths.