reduced blade diameter: for reaching and operating low-lying screw connections or screws, e.g. in switch cabinetsin switch cabinetsflush with the blade tip due to integrated protective insulation: saves valuable space and allows optimal access even in the tightest installation spaces Roll-off protection prevents unwanted rolling away from the workplacefor slotted screwsChrome-Alloy-Steelblade burnishedVDE insulated up to 1000 VDIN EN 60900insulated according to IEC 900 - AC/1000 V AC/1000 V .