Tracing wheel sewing-- usages you can roll the overstitch wheel by following the drawing line.
Sewing tool-- made of material, and practical.
Tools-- the mark that it leaves on the both side of the cloth.
Fabric tracing wheel-- made of material, and practical.
Tracing tools-- for the neat and ordered stitches, you can mark the sewing track with the overstitch wheel, and then follow the pressed track to hand.