Extra long double ring end spanner set made of premium chrome vanadium steel, Heat treated for maximum strength, Lasting durability
[CR V]: Full polish chrome finish for rust prevention and easy cleaning, oil and dirt wipes right off
[Leverage and Torque]: Aviation wrench has a long crossbeam and a slender shaft with a thick ring head for added leverage and torque for extra turning power, making it ideal for hard-to-reach workspace.
[12 Points ]: The aviation wrench adopts a 12-point design to increase the contact with the bolt to provide a stronger grip.

Laser Marking on each spanner 8-21 mm