Bosch GWS8-45 Angle Grinder 4-1/2 Inch
- Power Source: Corded Electric
- Voltage: 120 volts
- Item Weight: 4.2 pounds
- Motor Power: 900 watts
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
With a 900 watt motor and 11000 RPM speed in a 4.2 pound body, this corded grinder favors continuous power over cordless convenience.
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ASIN: B01HD4EH4AModel: GWS8-45Category: Power Grinders
Overview
The Bosch GWS8-45 is a corded angle grinder with a 900 watt motor spinning at 11000 RPM. It weighs 4.2 pounds and measures 11 by 5.1 by 3.7 inches, built for grinding and cutting work on metal.
Bosch's angle grinders are common on job sites for cutting and grinding metal, and the GWS8-45 keeps the format compact at just over 4 pounds. The 11000 RPM speed paired with a 900 watt motor points to a tool built for quick material removal rather than slow precision work.
- 900 watt motor
- 11000 RPM speed
- 4.2 pound weight
- Compact 11 x 5.1 x 3.7 inch body
Who it's for
This fits users grinding or cutting metal who want a corded tool with high RPM in a compact body. It is not for those who need cordless portability on outdoor or remote jobs.
Pros and cons
- High 11000 RPM cutting speed
- Compact and light at 4.2 pounds
- Corded design gives steady power
- Cord limits use away from outlets
- No stated grinding wheel diameter
Performance notes
The 900 watt motor drives the disc to 11000 RPM, giving it enough speed for cutting and grinding metal stock. At 4.2 pounds and a compact 11 x 5.1 x 3.7 inch body, it stays maneuverable for one handed work, though the plug tethers it to a power source.
Specifications
| Brand | Bosch |
|---|---|
| Model | GWS8-45 |
| Dimensions & fit | |
| Item Weight | 4.2 poundshigher than 62% of 107 power grinders |
| Dimensions | 11 × 5.1 × 3.7 inches |
| Dimensions | 11"L x 5.1"W x 3.7"H |
| Capacity & performance | |
| Speed | 11000 RPM |
| Power & efficiency | |
| Power Source | Corded Electric |
| Voltage | 120 voltshigher than 52% of 103 power grinders |
| Motor Power | 900 watts |
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Frequently asked questions
What is the RPM of the Bosch GWS8-45?
11000 RPM.
Is the Bosch GWS8-45 corded?
Yes, it runs on 120 volt corded power.
How much does the Bosch GWS8-45 weigh?
4.2 pounds.