Technical downloads for PMJ-tec fasteners. Stainless technical dataPMJ-tec Roofing and Cladding Stainless Steel Fastener Data European Technical Assessment 10/0199PMJ-tec European Technical Assessment, ETA-10/0199 25 March 2019, Fastening screws for metal members and sheeting. European Technical Assessment 13/0182PMJ-tec European Technical Assessment, ETA-13/0182 25 March 2019, Fastening screws for sandwich panels.