Every 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 are VDE Certified and meet EN/IEC 60900 testing standards for protection against arc flash explosion, ASTM F1505 standard specifications for insulated and insulating hand tools, NFPA-70E standards for electrical safety on the job site, and CSA testing benchmarks for safety and performance. 

The 12 point ratchet wrench is precision geared for performance in tight spaces. Wiha insulated ratchet wrenches have high visibility coatings and are double covered with insulation molded directly onto the wrench.