Part No. Taper or Holder Wrench Flats Square Drive Max. Torque
PSS - 30BT BT 30 Taper Pull Studs 0.535" 1/4" 40 ft/lbs
PSS - 30ISO ISO 30 Taper Pull Studs 0.535" 3/8" 40 ft/lbs
PSS - 40 Any 40 Taper Pull Studs 0.750" 3/8" 85 ft/lbs
PSS - 50 BT 50 Taper Pull Studs 1.187" 1/2" 110 ft/lbs
PSSC - 50 CAT 50 Taper Pull Studs 1.250" 1/2" 110 ft/lbs
 

* Recommended torque is 80-90% of maximum value.  Click HERE for torque wrenches.