This is the instruction manual for Hitachi WH 12DAF2 • WR 12DAF2 cordless impact driver/wrench.
This manual provides handling instructions, safety precautions, and operating guidelines for the Hitachi WH12DAF2 and WR12DAF2 cordless impact driver/wrench. It includes detailed information on battery types, charger models, and recommended usage practices.
The document also lists technical specifications such as no‑load speed, torque limits, battery capacities, and charging times, helping users select the correct accessories and maintain safe operation.
| No‑load speed | 0 – 2500 /min |
|---|---|
| Maximum torque | 110 N·m (1120 kgf·cm) |
| Maximum torque (high‑tension mode) | 130 N·m (1330 kgf·cm) |
| Battery type EB1214S | Ni‑Cd, 12 V, 1.4 Ah |
| Battery type EB1220BL | Ni‑Cd, 12 V, 2.0 Ah |
| Battery type EB1226HL | Ni‑MH, 12 V, 2.6 Ah |
| Tool weight | 1.6 kg |
| Charging time (EB1214S) | ≈30 min at 20 °C |
Approximately 30 minutes at 20 °C.
The tool can deliver up to 130 N·m (1330 kgf·cm) for high‑tension bolts.