Every single Wiha insulated tool is individually tested to 10,000 volts AC and rated to 1,000 volts AC (1,500 volts DC) for safety and peace of mind in energized applications. Wiha Insulated tools meet ASTM F1505 standard specifications for insulated and insulating hand tools and CSA testing benchmarks for safety and performance. 

• Insulated Hex Bit Inch Size Sockets
• Exact Fit Precision Machined Hex on Sockets
• Through Hardened For Maximum Durability
• Professional Quality Made In Germany