Detailed Product Description Features:1) Give a slice of 30,000 speeds / send slice off 2) Steadily minute: from 4mm to 9mm bright slices of wanton getting adjustable 3) Diameter give scenes of stability, embroider product 4) High in quality: pneumatic automatic rising system, is it is it operate 5) To change cloth, maintain to help install and send one slice of devices automatically on two about ...