“20mm Oak” typically refers to oak wood that has been milled to a thickness of 20 millimeters. This specification is commonly used in the context of flooring, furniture, and other woodworking applications where oak is utilized. Oak is valued for its durability, strength, and attractive grain patterns, making it a popular choice for various interior and exterior projects. The 20mm thickness provides stability and durability, making it suitable for heavy-duty use in flooring or for creating sturdy furniture pieces. Additionally, oak is known for its versatility, allowing it to be finished in various ways to achieve different aesthetic effects, from natural finishes to stains and coatings that enhance its appearance and protect it from wear and tear.