Features
It is a combination of spanner and box wrench.

Use
For tightening and loosening screws.

Specification
Width across flats dimension (mm): 29
Total length (mm): 398

Specification2
12-sided surface

Material/Finish
Cr-V

Set contents/accessories

caution
Use a size that matches the width across flats of bolts and nuts, and do not hang diagonally or shallowly.
Do not use the tool for any purpose other than its intended purpose.