JTC-509712 Star Type Interchangeable Head

1. Key Features

The JTC-509712 is a Star Type Interchangeable Head (E12) designed for removing and installing E-Torx bolts used in engine, drivetrain, and chassis assemblies.
Fits 9 × 12 mm interchangeable torque handles or ratchets.
Manufactured from hardened Chrome Vanadium (CR-V) steel, offering excellent torque strength and wear resistance.
The polished chrome finish enhances corrosion protection and professional appearance.

2. Technical Specifications

• Model: JTC-509712

• Product name: Star Type Interchangeable Head E12

• Head size: 9 × 12 mm

• Star size: E12

• Center distance (C): 20.2 mm

• Width (W): 25 mm

• Material: Chrome Vanadium (CR-V) steel

• Finish: Polished chrome, anti-rust

• Application: For torque wrenches, ratchets, and interchangeable handles

• Weight: Approx. 0.09 kg

3. Applications

Used for tightening and loosening E-Torx bolts in engines, bodywork, and suspension systems.
Commonly used in European vehicles such as BMW, Mercedes-Benz, VW, Audi, Peugeot, and Citroën.
Ensures precise fit, torque accuracy, and long service life for professional mechanics.

4. How to Use

Attach the JTC-509712 to a 9 × 12 mm torque wrench or interchangeable handle.
Fit the E12 head securely onto the bolt.
Turn counterclockwise to loosen or clockwise to tighten.
Clean after use and store in a dry place to extend tool life.