The Bosch Professional GWS 9-115 S is a variable speed angle grinder which can run between 2800 and 11,000 rpm. This is the 240v version which is suitable for use with mains power sockets. Draper AG650/115SF Angle Grinder 115mm 240v.
eBay
180W Power Electric Mini Drill Engraver Rotary Tool Polishing Grinder Variable Speed Dremel Engraving Pen with Accessories
Aliexpress UK
Makita DGA517. Angle Grinder. Variable Speed. In Good Working Order.
eBay
Greenworks Mini Grinder 52pcs +216 Accessories Electric Grinding Engraving Cordless Variable Speed Lithium Battery Power Tools
Aliexpress UK
INGCO 20V Brushless Angle Grinder 125mm.
eBay
1000W Electric Angle Grinder 220V Corded Grinder Machine 6 Speeds 100/125mm Electric Grinding Cutting Polishing Power Tools
Aliexpress UK
TEENO GRINDER KIT.
eBay
Brushless Angle Grinder 3 Speed Cutting Metal Grinder 4 Inch Circular Saw Cordless Mini CUT OFF Tool For Milwaukee 18V Battery
Aliexpress UK
Motor type: Brushless. No load speed: 0-8500rpm. Power Source: Battery. No Battery. Speed regulation: 3rd gear. Ergonomic design, with a slim and soft body that better fits the palm of the hand, making work more convenient.
eBay
Fit For DeWAlt 20V Battery Electric Brushless Die Grinder 4-Speed 26000RPM Cordless Angle Grinder 6mm Polishing Engraving Tool
Aliexpress UK
INGCO 20V Brushless Angle Grinder 115mm. Spindle thread: M14.
eBay
For Milwaukee 18V Battery Brushless Angle Grinder 3 Speed 4 Inch Mini Polishing Tool Cutting Grinder + 8 Cutting Disc Power Tool
Aliexpress UK
Model DWE4118. 950W powerful motor provides high working efficiency. Optimized air vents for better air flow. Burst Proof Guard to ensure maximum safety. This has not been an issue, but we must advise that there is the potential, and encourage you to check your local regulations.
eBay
Electric Angle Grinder Brushless Motor 3 Speed Adjustment 21V 4.0a Lithium Battery Grinder 125MM Cutting Machine Power Tools
Aliexpress UK
Gami 125mm Brushless Electric Angle Grinder – Variable Speed with M14 Thread for Makita 18V Batteries. Experience powerful, efficient grinding and cutting with theGami 125mm Brushless Electric Angle Grinder.
eBay
Brushless Die Grinder 4-Speed Cordless Angle Grinder 6mm Polishing Rotary Electric Engraving Tool Fit For DeWAlt 20V Battery
Aliexpress UK