The TTT Tapping-Torque-Test-System is an easy laboratory system to perform tapping torque measurements in various alloys.  Testing of the cutting fluid performance, tap (geometry, material, coating) or workpiece effects can be easily done.

More info from manufacturer

 Standards and methods

ASTM D 8288 - Standard Test Method for Comparison of Metalworking Fluids Using a Tapping Torque Test Machine