Parkside stuff is made for Lidl by Einhell - here below is the link I offered you - the web page shows various Parkside models and it gives a phone number - it also shows contact numbers for the customer services lines of those shops that sell Parkside stuff.
http://www.einhelltools.co.uk/cmspage.php?page_id=69
Follow the link...
Or just put Einhell into a search engine...
Continuing Good Luck...
May 2017
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