Global Reach,
Personal Service

Supplying products to construction and industry since 1982

Welcome!  We are Blue Diamond STL a family-owned business and global supplier of a comprehensive range of fast-moving, high quality goods to the construction and industrial sectors. Based in Doncaster, South Yorkshire, UK, since 1982, we offer global reach with a personal service.

Our extensive sourcing capabilities and keen pricing present customers with opportunities to extend their business scope and improve profit margins, bringing greater competitive advantage.

Our brands include ProSolve™ professional construction and industrial products, Sapphire™ shelving and storage solutions and Warrior™ towable equipment spares.

We have always found the people at Blue Diamond to be responsive and quick to answer enquiries, their products are top quality and do the job they were designed for. We also have found them to very efficient and quick with deliveries and paperwork always in order I would recommend them every time.

Niall Byrne, Rhino Distribution.

Lighting & Electrical

Order before 4pm for
next day delivery

Contact us

      Product SKU: BDX1816CN

      Warrior™ Universal Trailer Tester System is designed for both leisure and industrial users to enable the speedy testing of caravan and towable equipment lighting without the need to hitch up to a vehicle, this of course makes it especially useful for caravan and towable equipment fleet users. Warrior™ Trailer Tester is designed and manufactured out […]