The document describes two ergonomic hand tools for installing nylon cable ties. The ERG50 tool is for cable ties between 18-50 lbs. and widths of .094-.184 inches. The ERG120 tool is for cable ties between 50-120 lbs. and widths of .184-.301 inches. Both tools feature a lightweight and ergonomic design that reduces user stress and strain, with a 360 degree rotating nose and adjustable tension wheel. Technical specifications and support contact information are also provided.