Cut the post to length and pre-drill holes to prevent the solid oak from splitting.
To ensure the post is truly "rock solid," professional installers recommend several key steps:
For a step-by-step visual on achieving a professional-grade installation, check out this guide on securing newel posts: How to Tighten a Loose Newel Post | Ask This Old House This Old House YouTube• Feb 3, 2020 Other Possible Interpretations
While "9710" is strongly associated with the oak newel post, it also appears in these contexts:
Ornate carving, often featuring fluted or turned sections to provide a "rock solid" structural foundation for handrails.