White polypropylene sheet, 300 x 400 mm, 4 mm thick, designed as a durable plastic board for DIY projects, engineering, and machining. The sheet provides a flat, clean surface suitable for fabrication, prototyping, and general workshop use. Key benefits Durable and lightweight material for easy handling in the workshop. Nonporous surface that cleans easily and resists moisture. Suitable for cutting, drilling, and general machining with standard tools. White finish offers visibility for marking, measuring, and layout work. Consistent 4 mm thickness provides a stable, flat base for fixtures and templates. Key attributes Material: Polypropylene (PP) sheet Color: White Size: 300 mm x 400 mm Thickness: 4 mm Surface: Smooth and flat Applications: DIY projects, engineering, and machining Use cases Backing material for drilling or routing to protect work surfaces and provide a sacrificial layer. Base for making jigs, fixtures, and templates to improve accuracy in fabrication tasks. Prototyping material for parts and models, or as a durable work surface during assembly and testing. Care and handling Wipe clean with a damp cloth; avoid prolonged exposure to heat to preserve integrity. This description aligns with the product's brand, specifications, model, and features as a white polypropylene sheet with a 300 x 400 mm footprint and 4 mm thickness intended for DIY, engineering, and machining applications.