7 inch 14-in-1 Universal Wrench Dual Head Adjustable Key

7inch 14-in-1 5-11mm and 11-16mm Universal Wrench Multi-Function Auto Repair Tools

Specification: 5-11mm & 11-16mm
Length: 7"
Function: tie up or loose screw...
Material: Carbon Steel

Details:

Drop forged, heat treated, double thread, mirror polish, electroplating, middle push block blackening

Laser metric specifications.

The 7 inches wrench: small head hit 5~11MM, big head hits 11~19MM

The working torque reaches 1.2 times of the American standard of the double box end wrench, and the destruction torque reaches 1.4 times of the American standard of the double box end wrench.

Overall heat treatment, hardness HRC40~52