• 4340 Heat Treated Chromoly
• Roll Pressed Threads for Strength
• Comes with CNC cut 4140 Pre Heat Treated Washer
  (Pefectly flat on both sides for total contact of mating surfaces)
• Black Oxide Finish for Corrosion Resistance
 
The o.e.m version of this part is known to fail on higher rated pressure plates. Which would result in the need to pull the transmission and extract the fatigued stud out without damaging the internal threads on the transmission front cover.. You said it.. (nightmare)