1RM Research
One-repetition maximum (one-rep max or 1RM) is the maximum amount of weight that a person can possibly lift for one repetition. 1RM can be estimated by testing the maximum number of reps at lower weights and using one of the formulas. Wikipedia
Your Lifts
Add some of your maximal sets for the same kind of lift (such as bench press), and see how well they fit different 1RM formulas.
Choose a formula: