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Upcut vs Downcut Spiral Router Bits (Chips & Finish)
This page provides standardized, specification-oriented reference information.
Specifications
| Specification | Value |
|---|---|
| Upcut | Pulls chips up/out; can improve chip evacuation; may increase top-surface tear-out in some materials. |
| Downcut | Pushes chips down; can improve top-surface finish; may pack chips in deep cuts without clearance. |
| Common Use | Choose based on which surface finish matters most and the cut depth. |
Availability
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Sources
- Manufacturer documentation
- General woodworking references
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