Clean and Resize Male and Female 7-Way Round Pin Tractor Trailer Connectors.

Thoroughly remove corrosion on commercial truck/trailer and BOSS plow terminal connections which, when left alone, can lead to poor electrical connections. This multi-patented tool also doubles as a pin/socket wear gauge and tests whether the connection needs to be resized or replaced.

• Maintains continuity and prevents circuit failure
• Quickly and precisely cuts away corrosion
• Enhances electrical contact points and extends harness life
• Use as a pin-wear gauge
• Male and female terminal cleaners included
• Compatible with SAE J560 and BOSS plow terminals

WARNING: This product can expose you to chemicals including Nickel and Nickel Compounds, which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.