Building supplies are materials and products used in the construction and renovation of buildings. These supplies include items such as lumber, bricks, cement, and drywall, which are essential for creating the structure of a building. Additionally, tools like hammers, saws, and drills are also considered building supplies, as they help in the assembly and finishing of construction projects. In addition to structural materials, building supplies encompass various fixtures and fittings, such as plumbing and electrical components. These items ensure that a building is functional and safe for occupants. Overall, building supplies play a crucial role in the construction industry, enabling builders to create durable and efficient structures.