Head to head
Bosch Professional GBH 2-28 F vs Lagler Hummel
The Bosch Professional GBH 2-28 F is a corded sds-plus rotary hammer for drilling and light chiselling. The Lagler Hummel is a belt sanding machine for wood floors.
Last reviewed 13 September 2026

Specifications side by side
| Bosch Professional GBH 2-28 F | Lagler Hummel | |
|---|---|---|
| Weight | 3.1 kg | 79kg |
| Power input | 880 W | - |
| Impact energy | 3.2 J | - |
| No-load speed | 0-900 rpm | - |
| Impact rate | 0-4000 bpm | - |
| Chuck | SDS-plus | - |
| Motor power | - | 2.2kW |
| Sanding drum width | - | 200mm |
| Voltage | - | 230V / 50Hz |
| Belt size | - | 200mm x 750mm |
Sources: Bosch Professional GBH 2-28 F, Lagler Hummel. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the GBH 2-28 F if...
The GBH 2-28 F is a long-running corded SDS-plus hammer that hire desks and merchants keep in stock as a dependable, easily serviced drill for concrete and masonry. It suits users who want a mains tool that never needs charging over a cordless equivalent.
Full GBH 2-28 F specifications →Buy or hire the Hummel if...
The classic belt sander used to strip and refinish wood floors, in production since 1969 and still the reference machine flooring contractors and DIY renovators reach for. UK hire listings sometimes attribute it to Bona, the abrasives and finish brand, rather than its actual maker Lagler.
Full Hummel specifications →Common questions
What is the difference between the Bosch Professional GBH 2-28 F and the Lagler Hummel?
The Bosch Professional GBH 2-28 F is a corded SDS-plus rotary hammer for drilling and light chiselling; the Lagler Hummel is a belt sanding machine for wood floors.
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