Define the operation
Specify the fastener, tightening or removal operation, access and required final torque-control procedure.
GKR07 · INDUSTRIAL SERIESAn 80 cm upright railway wrench for a specialist maintenance assortment. Forward and reverse settings are listed separately so buyers can specify the actual operation.
Specify the fastener, tightening or removal operation, access and required final torque-control procedure.
Match the tool with the actual battery and correct accessory. Record joint conditions and duty cycle for a useful sample evaluation.
Agree the model, battery quantity, capacity basis, charger and packing list. Keep the same configuration reference for replacement and repeat supply.
| Model | GKR07 |
|---|---|
| Series | Industrial |
| Voltage | 21 V |
| Torque | Forward 800 / 1800; reverse 1000 / 2000 N·m |
| Product type | Upright railway wrench |
| Length | 80 cm |
| Net weight | 7 kg |
| Battery reference | 15 cells × 2500; capacity unit to be confirmed |
| Forward torque — stages 1 / 2 | 800 / 1800 N·m |
| Reverse torque — stages 1 / 2 | 1000 / 2000 N·m |
| Overall length | 80 cm |
| Net weight | 7 kg |
| Runtime reference | 5–6 hours; battery, load and duty-cycle conditions not supplied |
Configure the battery interface, discharge capability and charger for the selected model. For cross-brand compatibility, request explicit confirmation for the exact tool and pack.
| Selection factor | GKR05 ↗ | GKR06 ↗ | GKR07 ↗ |
|---|---|---|---|
| Product type | Impact wrench | Impact wrench | Upright railway wrench |
| Voltage | 21 V | 21 V | 21 V |
| Torque / direction | 650 N·m | 1000 N·m | Forward 800 / 1800; reverse 1000 / 2000 N·m |
| No-load speed | 0–4000 rpm | 0–3200 rpm | Request model-specific data |
| Battery reference | 10 cells × 2000 mAh; 10C designation | 10 cells × 2000 mAh; 10C designation | 15 cells × 2500; capacity unit to be confirmed |
| Application focus | Industrial maintenance & bolt work | Higher-torque industrial bolt work | Railway fastener maintenance |
GKR07 forward and reverse figures are different operating settings; they are not a single interchangeable torque rating. Compare test conditions before selecting a tool.
Capacity and battery quantity are configuration choices. Request a private quotation for the selected tool, battery and accessories.
The listed runtime is 5–6 hours. Actual working time depends on the battery, load and duty cycle; assess these conditions for your railway application.
Battery configuration guide ↗