Dremel 568 Electric Wall and Floor Grout Removal Kit, Grout Remover Attachment for Rotary Tool with Angled Cutting Guide and 1.6 mm Grout Removal Bit : Amazon.co.uk: DIY & Tools
Make cut-off wheels for your angle grinder (Dremel, Proxxon) in 2 minutes - 2 variants + demo - YouTube
Dremel 540 Multipurpose Cut-Off Wheels, 5 Rotary Tool Accessories with 32 mm Blade Diameter and 14 mm Cutting Depth for Cutting Brick, Metal, Marble, Plastic and other Hard Materials : Amazon.co.uk: DIY