Portable Abrasive Saws & Grinders Before use, tools, cords and accessories should be inspected to ensure safe operation. The equipment operator should be protected from electrocution by a ground-fault circuit interrupter or an assured equipment grounding conductor program. No one should ever be permitted to use an electrical tool in wet or damp areas. Operators of compressed air and hydraulically operated tools should make certain that supply pressure does not exceed the tool manufacturer’s recommendations. Excessive pressure can rupture hoses, damage tools, and increase operating speed beyond safe limits. Some abrasive saws are gasoline powered and should only be used in well...