Smooth and ripple coulters for no-till drills and planters. Boron steel, hardened edge, replaceable hub assembly.
| Diameter | 16″ / 17″ / 18″ / 20″ (406–508 mm) |
|---|---|
| Type | Smooth / fluted / ripple / wavy |
| Material | Boron steel 28MnB5 / 30MnB5 |
| Edge | Plain (smooth) or serrated (ripple) |
| Hardness | 42–52 HRC |
| Thickness | 3 mm / 4 mm / 5 mm |
| MOQ | 200 pcs (mixed) |
| Lead Time | Stock 7–15 days; OEM 30–45 days |
Send us the OEM code stamped on the original part (or your combine/planter/cultivator model and series). We will match the exact replacement or a confirmed cross-reference.
Default 65Mn spring steel, 40-50 HRC edge. Boron steel 30MnB5 with G6.3 balancing available for OEM-grade replacement.
Yes - we accept sample pieces for testing before bulk. Sample fee refundable on confirmed bulk order.