Description
If you’ve been running the same disc blades season after season, you know when they start glazing over and just rolling through the soil instead of cutting. This 22-inch smooth crimp center blade from Osmundson brings back that aggressive cutting action your harrow needs to properly size residue and prep your seedbed for next season’s crop.
What You’re Getting
- Smooth edge design that finishes the soil without excessive chopping or tearing
- Boron 15B26 steel construction with 46-52 Rockwell hardness for the perfect balance of edge retention and durability
- Crimp center design with 6-inch center diameter that adds strength and helps maintain blade shape under load
- 3/16-inch thickness that handles moderate to heavy soil conditions without flexing
- Single punch mounting hole for straightforward installation on 1-1/2 inch round axles
Built for Real Farm Work
This blade fits disc harrows with 1-1/2 inch round axles and excels in finishing applications where you want to leave the soil surface relatively smooth. The crimp center adds rigidity compared to flat blades, making it ideal for working in tougher soils or when you need consistent depth control across varying field conditions.
Made to Last
The 15B26 boron steel construction means this blade will hold its edge through thousands of acres while being tough enough to handle the occasional rock or root without shattering. This material maintains the perfect hardness range – hard enough to hold an edge through acres of tough tillage, but not so brittle it shatters when you clip that hidden field stone.
Good to Know
Installation is straightforward – just slide it onto your harrow’s round axle and secure with your existing hardware. Track your blade wear by measuring diameter annually; most blades are shot when they’ve lost 3-4 inches. Consider ordering full gang sets – shipping’s often the same, and you’ll need them eventually.






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