Double-sided protective cover for the chuck of large lathes consisting of a double shield (front and rear) sliding over ball bearings and equipped with a safety switch. The screen consists of a steel frame filled with impact-resistant and scratch-free polycarbonate or safety glass. The structure over which the shield glides is adjustable in height and is mounted on the fixed head of the lathe. The screen can be supplied with or without LED lamp (LLS7). This model protects the operator against direct contact with the workpiece, coolant and chips. Benefits: - Easy sliding cover - Large field of vision - Improved shielding as protection on the front and rear - To be placed on the large lathes Specifications: - Production according to customer's machine dimensions - Safety switch - Device supplied with CE conformity certificate and an installation and usage sheet