Cordless impact wrench GDS 18V-400
Product Highlights
The GDS 18V-400 Professional cordless impact wrench dominates the mid torque class in terms of power and robustness. It is perfect for use with M10 bolts and M12 bolts. Providing 400 Nm torque, this impact wrench is powerful enough to tighten even the maximum size of M20 bolts. The tool is further improved in its robustness by enhancing the lifetime of the critical components. Belonging to the Bosch Professional Heavy Duty line, this impact wrench is perfect for use in extreme environments.
Bosch’s Powerful 400Nm Impact Wrench, where Power & Durability Come Together
- Most powerful device in the mid torque class
- Ideal for various bolting applications
- Powerful enough to tighten M20 bolts (30mm nuts) thanks to 400 Nm torque
- Improved robustness thanks to higher lifetime of the critical components
- Auto Bolt Release (ABR) feature makes disassembling easier by ensuring tool is automatically stop when nuts are loosen
Functions & key features


TECHNICAL DATA
Additional data
|
Battery voltage |
18.0 V |
Torque, max. |
400 Nm |
No-load speed |
0-2,500 rpm |
Tool holder |
1/2'' Square, 1/2" square friction ring and thru hole |
Weight excl. battery |
1.25 kg |
Impact rate |
0-3,700 bpm |
No-load speed (1st level) |
0-0 rpm |
No-load speed (2nd level) |
0-0 rpm |
No-load speed (3rd level) |
0-0 rpm |
Breakaway torque, max. |
600 Nm |
Screw diameter
|
Screw diameter |
M 10 – M 20 |
Tightening screws and nuts of maximum permitted size
|
Vibration emission value ah |
10 m/s² |
Uncertainty K |
1.5 m/s² |
The A-rated noise level of the power tool is typically as follows: Sound pressure level 91.5 dB(A); Sound power level 102.5 dB(A). Uncertainty K= 3 dB.
|
Screw diameter |
M 10 – M 18 |
The A-rated noise level of the power tool is typically as follows: Sound pressure level dB(A); Sound power level dB(A). Uncertainty K= dB.
GSB 18V-50 PROFESSIONAL
Product Highlights
The powerful GSB 18V-50 cordless impact driver offers durability and flexibility on tough jobs when drilling, impact drilling, and screwdriving in wood, metal, and masonry. Its intelligent brushless motor communicates directly with the tool's electronics, ensuring working efficiency and a long lifetime. The impact driver's metal chuck and ergonomic design make the tool compact and robust for easy use on heavy-duty jobs. It is compatible with all Bosch Professional 18 V batteries (Flexible Power System) for convenience on even the toughest projects, from start to finish.
Robust brushless motor for durability and flexibility
- Intelligent brushless motor for efficiency, endurance, and compactness
- Robust metal chuck and compact ergonomic design ideal for heavy-duty jobs
- Professional 18V System works with Bosch batteries and chargers of the same voltage
Functions & key features
TECHNICAL DATA
Additional data
|
Torque (soft/hard/max.) |
28/50/- Nm |
No-load speed (1st gear / 2nd gear) |
0 / 0 rpm |
Battery voltage |
18.0 V |
Battery type |
Lithium-Ion |
Max. impact rate |
27,000 bpm |
Chuck capacity, min./max. |
1.5 / 13 mm |
Torque settings |
20+2 |
Weight excl. battery |
1.1 kg |
Drilling diameter
|
Max. drilling diameter in wood |
35 mm |
Max. drilling diameter in aluminium |
13 mm |
Max. drilling diameter in steel |
13 mm |
Max. drilling diameter in masonry |
13 mm |
Screw diameter
|
Max. screw diameter |
10 mm |
Total vibration values (Drilling in metal)
|
Vibration emission value ah |
2.1 m/s² |
Uncertainty K |
1.5 m/s² |
Noise/vibration information
|
Sound pressure level |
83.5 dB(A) |
Sound power level |
72.5 dB(A) |
Uncertainty K |
5 dB |
Drilling in metal
|
Vibration emission value ah |
2.1 m/s² |
Uncertainty K |
1.5 m/s² |
Scope off delivery
-Battery: 1x GBA 18V 2.0Ah (1600A001CD)
-Battery: 1x GBA 18V 5.0Ah (1600A001Z6)
-Quick charger GAL 18V-40 Professional (1600A019RJ)
-Case