Lightweight torque-controlled battery nut runner with ±5% repeated tightening accuracy.
The TONE CST-20E BTL is a simple, torque-controlled battery nut runner for mobile bolting and work at height. It combines a brushless motor, low vibration and quiet operation with ±5% repeated tightening accuracy.
Reference battery duration is approximately 380 bolts. The BL1830 battery and DC18RC charger (AC230 V) shown in the catalog are not included with the accessories.
| Specification | CST20EN-BTL | CST20EF-BTL |
|---|---|---|
| Maximum torque | 200 N·m | 150 lbf·ft |
| Controllable torque range | 40–200 N·m | 30–150 lbf·ft |
| Repeated tightening accuracy | ±5% | ±5% |
| No-load speed | 16 rpm | 16 rpm |
| Weight | 1.9 kg (4.19 lb) | 1.9 kg (4.19 lb) |
| Square drive | 12.7 mm / 1/2″ | 12.7 mm / 1/2″ |
| Reference battery duration | Approximately 380 bolts | Approximately 380 bolts |
Battery and charger (not included): BL1830 battery; DC18RC charger for AC230 V.
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