tools-int.com wireline manufacturer, wireline equipment, wireline tools, wireline sales, wireline tool supplier, custom wireline fabrication, louisiana wireline companies Tools International Corporation is one of the fastest growing manufacturers of slickline wireline tools in the industry. We offer a complete line of slickline tools for on and offshore oilfield operations around the world. Our locking mandrels, tool string equipment, running and pulling tools are available to all industry specs and standards.