Tufnut Security Nuts are engineered for maximum tamper resistance. Case hardened steel nuts which can be installed using regular tools, and are reusable.

This tool is used to check for proper pin-fit and tension on US, European and Asian automotive electrical female terminals. This tool covers Japanese and Korean built vehicles including, Toyota, Honda, Mitsubishi, Mazda, Nissan, Subaru, Suzuki, Isuzu, Kia and Hyundai vehicles. This tool also covers US joint venture vehicles including Ford / Mazda, GM / Toyota, Ford / Nissan, and GM / Suzuki.

The tool is precision manufactured in the US. The tool has looped wires that are colour coded and the colour code chart is located on the packaging. The tool meets all RoHS requirements for all of the components and the finished product.

A must-have tool to properly diagnose electrical and electronic concerns on all common makes and models.

• Colour coded
• Made in USA
• Check socket fit condition

• 16" overall length
• 3/8" Sq Drv

Repair kit for SEK 3/8" Sq Drv breaker bars