Machine with inserted link to sew the stuff, and its useful ... front. Black, left and right.2,The position of the needle is adjustable about 5mm to 7.5mm to sew the ... front and back, which can prolong the life of the needle.4,Large hook swings in a direction of semi-revolving ... sew the stuff,6,Select a general Mocca Sewing Machine or a Mocca Sewing.7,Machine with inserted link to sew the stuff, and ...