The Wera have screwdriver set made of stainless steel. This stainless steel tools are vacuum ice tempered and therefore have the hardness and strength properties required for screw connections. The hexagon anti-roll protection avoids bits from rolling away annoyingly at the workplace. Take it easy tool finder: colour coding according to profile and size
Blades made of stainless steel to prevent extraneous rust
Insulated blades for secure work at 1,000 volts