S4S Milled Lumber

S4S (Surfaced Four Sides) milled lumber is planed smooth on all four sides, providing a clean, uniform finish and perfectly square edges. This ready-to-use lumber is ideal for applications where precision and a polished appearance are essential. Available in a wide variety of wood species and sizes, S4S lumber saves time and effort, making it a top choice for cabinetry, furniture, trim, and other fine woodworking projects.