The AMT board of directors, which represents more than 600 builders and distributors of machine tools, manufacturing machinery and related products, named Ronald S. Karaisz II to serve as Chairman. Mr. Karaisz is president of three companies: Kar Enterprises, Inc., Hydromat of Michigan LLC, and Novi Precision Products, Inc., all located in Brighton, Mich. He follows Chairman Richard L. Simons, President/CEO of Hardinge Inc., located in Elmira, N.Y.