DIN EN 4072 : 2017 Title: Aerospace series - Screws, 100° countersunk normal head, offset cruciform recess, close tolerance shank, short thread in titanium alloy, aluminium IVD coated - Classification: 1 100 MPa (at ambient temperature) / 425 °C; German and English version EN 4072:2016 + AC:2017 Year: 2017 Publisher: DIN Media GmbH Availability: Within 1-2 working days