If 70 is sharp, you may go up. The goal is good technique & no misses.  No extra attempts if you miss, 6 sets total.

3 sec pause on first rep

Use highest weight from last week for all 4 sets this week.
If you used the same weight for all 4 sets last week, increase weight this week.

If you used the same weight for all 4 sets last week, increase weight this week.