The Oregon® 729-029 replacement lawn mower blade is made to the exact OEM specification for optimum performance. Our blades are individually straightened and hardened to provide a consistent, cleaner cut and increase blade longevity. Fits EXMARK 103-6401-S
- Center hole: 1/2″
- Enhanced mulching for bagging and discharge efficiency
- Stays sharp and durable
- Aggressive blade angle increases air flow to push debris up and out for superior bagging or side discharge
- Requires 3 blades for 52″ cut
- Requires 2 blades and 1, 91-536 blade for 48″ cut