PTI Voluntary Procedures:
- PTI Procedure for Determining Power Tool Horsepower
- PTI Lab Test Procedure for Determining Stated Relative Torque Measurement for Corded and Cordless Drills, Drill/Drivers, and Screwdrivers
Guidelines:
The PTI Symbol(s) have been created by the Power Tool Institute for manufacturers of electric and cordless power tools to demonstrate compliance with a series of voluntary guidelines.
