What size does it take?
- Sanding pad diameter
- 125 mm
- Disc attachment
- Hook and loop
- Orbit diameter
- 2.5 mm
- Rated input power
- 250 W
- Orbital stroke rate
- 15,000–24,000 opm
Choose 125 mm hook-and-loop discs; compare their extraction-hole layout with the pad actually fitted to the tool.
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Check before buying
- Check extraction-hole alignment rather than relying only on diameter.
- Choose grit and abrasive type for the material and finish required.
- Replacement backing pads need exact-model approval; a matching disc diameter does not establish pad fit.
Source & scope
Bosch Professional UK GEX 125-1 AE technical data and product details
Source checked 2026-10-03. This page records published specifications; it is not a hands-on review or a guarantee for every accessory sold under these dimensions.
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