This plywood sheet is 5/8 inch thick (or approximately 16 mm). This thickness is an excellent choice in many mid-strength construction and woodworking projects due to its balance between strength, durability, and ease of handling. Some uses include: furniture construction, wall and roof sheeting, decking, and more. Satisfying many construction, renovation, and DIY projects, it's a popular choice due to its affordability, strength, and availability in different finishes.