Use in Bostitch EZ Squeeze 50 (B850-BLK), B8 PowerCrown Flat Clinch Premium (B8RC-FC), B8 PowerCrown Compact Premium (B8RC-2G), B8 PowerCrown Travel/Desktop (B8RC), for 20-sheet jobs with B8 Impulse 45 Electric (B8E-VALUE), for 20-sheet jobs with B8 Xtreme Duty Plier (B8HDP) and for 20-sheet jobs with B8 Heavy-duty Plier (02245)