... Italy's technique, high quality. Be suitable for ring enlarging and shrinking. Jewelry ToolOur company. Hongguang Optics extented our business ... , ring measure stick, Ring mandrel, and Iron Anvils. All is high quality.Ring stretcher, and Ring measure stickBoth of made as per ... Italy's technique, high quality. Be suitable for ring enlarging and shrinking.Any interest, please kindly sent email to us. ...