| Brand | Yato |
| Entity responsible for this product in the EU | TOYA S.A.More |
| Series | GRD |
| Size | 21x23 mm |
| Ring wrench type | dodecagonal |
| Overall length | 310 mm |
| Smaller ring wrench width | 31.9 mm |
| Smaller ring wrench thickness | 11.8 mm |
| Bigger ring wrench width | 34.4 mm |
| Bigger ring wrench thickness | 12.4 mm |
| Material | CrV |
| Surface finish | chrome plated, satin |
| Head coating | polished |
| DIN | 838 |
| AS-DRIVE | yes |
| Head offset | 75 ˚ |
| Symbol | YT-0391 |
The eye wrench with the AS-Drive system made of chrome-vanadium steel, guaranteeing corrosion resistance and high strength. Chrome key surface, satin-sight key made in AS-DRIVE technology
Usage warnings:
Use of hand tools may be dangerous! Always use personal protection equipment at work. Use only proper undamaged tools. Select the type and size of tool according to intended application. Do not overload tools. Keep tools away from children. Use tools with proper care.