Key Takeaways Woodworking saws use automation technology to prevent human injury. Automation technology includes sensors, devices, and emergency power-off switches to detect and stop the saw when a person’s hand gets too close to the blade. Three main types of automation used in woodworking saws are digital sensors, mechanical brakes, and infrared beams. Implementing automation technology in woodworking saws can improve safety, increase productivity, and minimize errors. Overview of the Technolo