Industrial Ergonomic Tools Free design principles and checklists to help with the evaluation of manual materials handling tasks in your workplace. Design Principles for Carrying Tasks View Hand Tool Use and Selection View Design Principles for Repetitive Hand and Wrist Tasks View Design Principles for Lifting and Lowering Tasks View Design Principles for Pushing and Pulling Tasks View Task Analysis Checklist View Workstation Checklist View General Workstation Design Principles View