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20″ 13-Wave Coulter Disc
This 20-inch 13-wave coulter disc is a heavy-duty replacement coulter blade designed for use on rippers, strip-till tools, and zone tillage equipment, including Case IH–style applications, Unverferth Zone-Builder®, Ripper Bedders, Ripper Rollers, and similar systems. The 13-wave profile improves residue cutting and soil flow, while the 6-bolt mounting pattern provides secure attachment in high-load ripping and strip-till conditions.
Manufactured in the USA from high-quality steel, this large-diameter coulter disc delivers dependable performance in strip-till, zone tillage, and heavy-residue environments.
✔ 20″ diameter with 13-wave profile
✔ 6-bolt mounting pattern
✔ Designed for rippers and strip-till applications
✔ American-made
Use the Machine Compatibility tab to confirm exact fitment.
$53.00
PRODUCT INFORMATION (CALL OR TEXT)
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Description
SKU: OS-99920006
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Commonly used as a replacement 20″ 13-wave, 6-bolt coulter disc on Unverferth Zone-Builder®, Ripper Bedder, Ripper Roller, Ripper Stripper, KMC disc rippers, and similar strip-till and ripping equipment using OEM references such as 93938.
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13-wave design helps improve residue cutting, soil flow, and stability in strip-till and zone tillage operations.
Part of our lineup of American-made tillage blades
Additional information
| Weight | 17 lbs |
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| Dimensions | 20 × 20 × 1.25 in |
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