Shop for Modeling Boards. Modeling Boards (MB) are useful in numerous applications including patterns, master models, and presentation models. Modeling Boards offer an attractive balance of medium strength, density, machining speed, and cost. Their exceptionally fine cell structure allows for a superior surface compared to other boards of equal density. The boards are resistant to attack by parting agents and can be easily bonded together with a variety of adhesives. RAKU® TOOL modeling boards exhibit excellent consistency and superb dimensional stability. Stocked products typically ship in 2-5 business days. Can’t find what you need? Get a quote.