These Kew technik 1000V Insulated Spanners complement any Electricians tool kit. They incorporate power-grip handles for amazing comfort, power & control and have the size clearly marked on the handle.

Size marked on handle - No more searching through tool kit.
Power Grip Handles for ultimate comfort, power & control
Meet Strict EN60900 Euronorm standards
Individually tested to 10,000V
Sutiable for live working up to 1000V AC
Specially designed impact resistant handles
Designed for maximum torque transfer