10Pc Insulated Electrician Screwdriver Set with Magnetic Tips - 1000V Interchangeable HeadsInsulated blades for Electrical applications, GS certified guarantee safe working standards of 1000 Volts Black finish blade with magnetic tips which could conveniently attracts screws. Cr v steel with heat treatment, high hardness and good toughness and resistance. Cushion grip handle for comfort and control,With ergonomic TPR handle and button on it, it helps you to use very easily. Plastic blade cover and special material which makes it durable and