Specs from the makers' own documentation Battery compatibility built in UK retailer prices, updated daily 25+ years of trade experience
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18V Professional
GOP 18V-28 Multi-tool No product photo yet
Multi-Tools · Bosch 18V Professional

Bosch GOP 18V-28 Professional Multi-Tool (Body Only)

Bosch GOP 18V-28: cordless oscillating multi-tool, 1.4° each side, 8,000–20,000 oscillations/min, 1.2kg bare. Takes StarlockPlus accessories, speed dial.

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StarlockPlus
Blade fitting
8m/s²
Vibration (plunge cutting)
8,000–20,000/min
Speed range (dial)
1.2kg
Weight (bare)

Where it sits among multi-tools

Against the 45 multi-tools we list. Not a score: bigger isn't always better for your job.

Vibration (plunge cutting)8.0m/s²
1.7m/s² lowestMilwaukee M18 FMThighest 20.0m/s²Bosch Green AdvancedMulti 18
Weight (bare)1.2kg
Top speed20,000/min
16,500/min lowestEinhell TE-MG 18/1 Lihighest 22,000/minDeWalt DWE315
Noise (LpA)84dB(A)
72dB(A) lowestHiKOKI CV18DAhighest 92dB(A)Einhell TE-MG 18/1 Li

Full specs

From Bosch's own documentation. Checked 16/10/2026. Report a spec error ›

Fitting & Accessories

Blade fittingStarlockPlus (and Starlock)
Accessory positions12 × 30°
Oscillation angle2.8° (2 × 1.4°)
Voltage18V

Speed & Control

Speed8,000–20,000/min, dial
Speed set byA dial
Constant speed✓ Yes

Physical & Build

Weight (bare)1.2 kg
Weight (with battery)1.8 kg
LED work light✓ Yes
Noise level84 dB(A) LpA / 95 dB(A) LwA
Vibration (plunge cutting)8 m/s²
Vibration (sanding)3.4 m/s²

Powered by Bosch 18V Professional · 13

All 13 batteries that fit this tool, smallest first. Kits and chargers ›

GBA18V-20 2.0Ah · 36Wh 0.35kg 1.55kg £56.99at Machine Mart + £4.99 delivery View at Machine Mart ›
GBA18V-30 3.0Ah 0.6kg 1.8kg No retailer price yet About this battery ›
PROCORE18V-40 4.0Ah · 72Wh 0.52kg 1.72kg from £54.99at Tooled Up + £6.95 delivery View at Tooled Up ›
GBA18V-40 4.0Ah · 72Wh 0.6kg 1.8kg from £73.99at Machine Mart + £4.99 delivery View at Machine Mart ›
EXBA18V-40 4.0Ah · 72Wh 0.61kg 1.81kg No retailer price yet About this battery ›
GBA18V-50 5.0Ah · 90Wh 0.62kg 1.82kg from £85.00at Machine Mart + £4.99 delivery View at Machine Mart ›
PROCORE18V-55 5.5Ah · 99Wh 0.96kg 2.16kg No retailer price yet About this battery ›
EXBA18V-55 5.5Ah · 99Wh 1.02kg 2.22kg from £157.95at Tooled Up + £6.95 delivery View at Tooled Up ›

Tool weight worked out by adding each pack's weight to the bare tool, using the makers' figures. The maker's own with-battery figure can differ slightly. We may earn a commission on retailer links.

Warranty · 3yr

Up to 3 years1 year as standard, 3 once you register it with Bosch
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Register within 28 days of buying Own one? Add it to My Tools and we'll remind you before the 28 days run out

Register within 4 weeks. Batteries & chargers can also be extended (unlike DeWalt/Makita).

Warranty terms are set by the maker and can change. Always confirm current cover on their site before you buy.

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