General description Sealey Premier Non-Sparking Extension Bar is designed for professional use, manufactured from Beryllium Copper to ensure safety in environments where sparks could pose a risk. This extension bar is part of a comprehensive range of Premier Non-Sparking Safety Tools, making it suitable for daily professional applications. Technical specifications Material: Beryllium Copper Drive Size: 1/2" Square Drive Length: 125mm Model No.: NS063 EAN: 5054511764123 Other information