Uni-ball SA-S Medium Stick Ballpoint, 1.0 mm, Smooth Oil-Based, Classic Barrel, Quick-Dry, Ideal for Bulk Writing - Black

The 1.0 mm tip delivers a clear, medium-width line that’s easy to read on standard office paper, making it well suited for forms and notes with consistent, legible handwriting.

Key specs: 1.0 mm nib, smooth oil-based ink, quick-drying to reduce smear, classic lightweight barrel, and a pocket-safe cap to protect the tip between uses.

Cap the pen when not in use and store it in a safe place to protect the tip. The pocket-safe cap helps prevent accidental leaks or tip damage during carry.

Great for bulk tasks such as registering data, checkout records, classroom worksheets, and other repetitive writing where clear, consistent lines are important.

If you’re comparing options, you can browse similar 1.0 mm or 0.7–1.0 mm pens on Fepy. For quick comparisons, you can explore: https://fepy.com/search?q=uni-ball+sa-s+1-0mm and other Uni-ball lines at https://fepy.com/search?q=uni-ball+signo and https://fepy.com/search?q=uni-ball+jetstream

The SA-S uses oil-based ink for steady, economical writing with fast drying. Gel pens like Signo offer smoother feel but can be more expensive, while JetStream ballpoints balance smoothness with quick-dry ink. Compare options on Fepy via: https://fepy.com/search?q=uni-ball+signo and https://fepy.com/search?q=uni-ball+jetstream

Yes. The ink is formulated for regular office tasks and is consistent with standard safety expectations for consumer writing instruments. It’s designed for non-fussy, everyday use on common paper types.

For bulk writing, the SA-S 1.0 mm provides reliable, economical performance with readable lines and a lightweight form factor, making it a practical choice when you need many pens without sacrificing legibility.

This item is eligible for returns under Fepy’s standard policy. If you’re unsure about a purchase, review the policy on the site and contact Fepy support for assistance.

This model uses a standard 1.0 mm oil-based ink format. Refill availability may vary by region; check Fepy’s product listings or search for compatible 1.0 mm oil-based refills to confirm current options.

Keep the cap on when not in use, store upright if possible, and avoid exposing the pen to extreme heat or moisture. Regularly recap after use to prevent the ink from drying at the nib.