Special screwdrivers designed for screws with a unique cross slotted tip for combination head screws found in electrical apparatus such as relays, circuit breakers, screw connectors, terminal blocks etc. The blades are high quality chrome-vanadium-molybdenum steel, through hardened, black-finish with exact fit precision machined tips. This exact fit offers better control and transmission of tightening torque is less likely to damage and wear the heads of screws. The high quality blade insulation is moulded directly onto the blade and therefore guarantees safety when working on live equipment up to 1,500V DC or 1,000V AC. To maintain this safety, each screwdriver is individually tested in a water bath at 10,000V according to EN/IEC 60900:2004. These are Wiha professional quality throughout. Supplied as a pair 1 of each 1 and 2 point.