USAG Digital Torque Angle Adapter (E.406) - digitally measures angles accurately
and maintains calibration to +/-2% . For use with a standard
1/2" drive ratchet when tightening engine fasteners to
torque angle specs (typically "stretch bolts" on
cylinder heads...common with BMW and others). Locking keys
prevent accidental change during tightening operations with LED's
and buzzer for both visual and audio indication.
Features include.......
- Digital angle value readout
- +/-2° accuracy ( rotating
90° at speed of 30°/sec)
- Clockwise and
Counter-clockwise operation
- Buzzer and LED indicator
for the 9 pre-settable target torques
- 50 data memory for recall
and joint torque auditing
- Auto Sleep after about 2
minutes idle
- Both AAA and rechargeable
batteries are compatible
Here's the USAG video showing how to
use the tool. The Facom
E.406 and USAG 831A are the same tool.