Mark W. Raby has been hired by Star SU to manage cutting tool sales for southeastern and south central Michigan. Raby has worked in automotive powertrain manufacturing technical service sales for nine years at Mapal in Port Huron, MI. Prior to that, he has worked in prototype R&D and as a journeyman machinist. His area of expertise is in round tool applications. He will be based in the Farmington Hills, MI, office.