Filename: M07C4340 Program: Jominy Hardenability Date: Wed, Oct 22, 2025 Time: 1:10 PM Name: M07 Material: 4340 Specimen Information: 4340 steel Screw Calibration Distance: 25.40 Screw Calibration Turns: 16 Screw Calibration: 1.587 mm/turn