231 Men's and Boys' Suits, Coats, and Overcoats Establishments primarily engaged in manufacturing men's and boys' tailored suits, coats, and overcoats from purchased woven or knit fabrics. Establishments primarily engaged in manufacturing uniforms (except athletic and work uniforms) are also included in this industry. Establishments primarily engaged in manufacturing men's work uniforms and clothing are classified in industry 2326, and those manufacturing men's and boys' athletic uniforms are classified in industry 2329. Knitting mills primarily engaged in manufacturing suits and coats are classified in industry 2253.