Wayne, PA – AD, the contractor and industrial products wholesale buying/marketing group, announced today the merger with IDC-USA, effective January 1st, 2019. This merger brings together the two largest independent Bearings & Power Transmission buying/marketing groups in the United States. IDC-USA adds 76 new members with 250 branch locations to the AD family, as well as redistribution centers in Indiana and Nevada and 27 employees. (more…)