تماشای ویدئو Plastics Welding using the Leister Triac Plastic Welding kit.mp4 از آی-ویدئو
A short video on using the LEISTER Triac Plastic Welding kit from Welwyn Tool Group
From the UK's business to business website Approved Business
http://www.approvedbusiness.co.uk/welwyn-tool-group-ltd/company.aspx