Handles 10 to 14 AWG wire. For type E TEFLON (600V); TEFLON is a registered trademark of E.I. du Pont de Nemours and Company. Die-type blades allow precision stripping; Contains counterbored hole sizes to insulstion and inner stripping hole sized to conductor. Manufactured to assure accuracy and precision to meet tough MIL-specs. Special blade configuration to meet your specific applications.