DTW is the UK specialists in Diamond Blades. We don't just sell blades. We make our own. The Diamond Tool Warehouse, DTW diamond blades and Trojan diamond blades are made specifically for the construction industry. Our ranges offer not only blades for light, medium and heavy-duty use but also offer exceptional value for money. So if you need blades which you can depend on, you've come to the right place! Shop where the professional shops. Diamond Tool Warehouse.