S&R Turbo Diamond Cutting Disc 115 mm / 4.5 Inches, Super Thin Cutting Edge 1.5 mm, 115 x 1.2 x 10 x 22.2/20 / 15.88 mm, for Tiles, Porcelain Stoneware, Marble, Granite : Amazon.co.uk: DIY & Tools
115mm (4.5") Cutting Disc Continuous Rim Diamond Blades - China Diamond Cutting Blade and Diamond Blade
2 x 115mm Diamond Cutting Disc 4.5" Angle Grinder Blade, Tiles Stone & Concrete | eBay