Draper 54273 952B 8mm x 200mm VDE Fully Insulated Plain Slot Screwdriver.

VDE approved fully insulated soft grip plain slot screwdrivers tested to 10kV, suitable for working on live circuits up to 1kV AC and 1.5kV DC.
Chrome molybdenum steel blades hardened, tempered and chemically blacked.
Sold loose.