This industry comprises establishments primarily engaged in manufacturing hardwood and softwood cut stock and dimension stock (i.e., shapes); wood windows and wood doors; and other millwork including wood flooring. Dimension stock or cut stock is defined as lumber and worked wood products cut or shaped to specialized sizes. These establishments generally use woodworking machinery, such as jointers, planers, lathes, and routers to shape wood. Cross-References. Establishments primarily engaged in-- ? Manufacturing dimension lumber, boards, beams, timbers, poles, ties, shingles, shakes, siding, and wood chips from logs and bolts--are classified in Industry 32111, Sawmills and Wood Preservation; ? Fabricating millwork at the construction site--are classified in Industry 23835, Finish Carpentry Contractors; and ? Manufacturing wood furniture frames and finished wood furniture parts--are classified in Industry 33721, Office Furniture (including Fixtures) Manufacturing.