ESI 220 4/5 Pin Flat Trailer Wiring Buddy Other Tools RETAINING | Package Dimensions: 8

RETAINING | Package Dimensions: 8

Made from zinc-plated steel to prevent rust

World's strongest handle with patented spacers between tools

Right angle teeth that grip in all directions | Patented undercut tongue-and-groove design | Patented Permalock fastener eliminates nut & bolt failure | Channellock Blue comfort grips | 100% guaranteed against breakage and failureAmazon

ESI 220 4/5 Pin Flat Trailer Wiring Buddy Other Tools RETAINING | Package Dimensions: 8Each signal from vehicles emits a unique tone^Loud beep can be heard over shop noise^Apply brakes, turn signals, running lights, engage reverse and listen^Greatly reduces time spent verifying vehicles trailer wiring^Very simple and easy to use, saves timeTests 4 and 5 pin flat connector wiring. One man audible trailer tester saves time.