Allied Machine and Engineering Corp.
Arch Cutting Tools
Ceratizit Chicago
Ceratizit USA
Craig Tools, Inc.
Dormer Pramet
Everede Tool Company
Greenlee Diamond Tool Company
GWS Tool Group
Horn USA, Inc.
Hyperion Materials & Technologies
Kennametal, Inc.
LMT Tools USA LP
OSG USA, Inc.
Robb-Jack Corporation
Sandvik Coromant Company
Sandvik, Inc.
Star Cutter Company
US Synthetic