---
product_id: 294353321
title: "Uni-ball SA-7 Ball Pen Refill (0.7mm, Blue Ink), Pack of 12, Usable for SA-R"
brand: "uni-ball"
price: "$5.52"
currency: USD
in_stock: true
reviews_count: 8
url: https://www.desertcart.us/products/294353321-uni-ball-sa-7-ball-pen-refill-0-7mm-blue
store_origin: US
region: United States of America
---

# waterproof & fade-proof ink eco-conscious recycled materials 0.7mm ultra-fine tip Uni-ball SA-7 Ball Pen Refill (0.7mm, Blue Ink), Pack of 12, Usable for SA-R

**Brand:** uni-ball
**Price:** $5.52
**Availability:** ✅ In Stock

## Summary

> 🖋️ Write Boldly, Last Impressively — Never Miss a Beat!

## Quick Answers

- **What is this?** Uni-ball SA-7 Ball Pen Refill (0.7mm, Blue Ink), Pack of 12, Usable for SA-R by uni-ball
- **How much does it cost?** $5.52 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/294353321-uni-ball-sa-7-ball-pen-refill-0-7mm-blue)

## Best For

- uni-ball enthusiasts

## Why This Product

- Trusted uni-ball brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Reliable Flow System:** The UNI-FLOW SYSTEM guarantees uninterrupted ink flow until the very last drop.
- • **Eco-Friendly Innovation:** Crafted with recycled materials, combining sustainability with superior performance.
- • **Durability Meets Comfort:** Pressure-resistant tip and comfortable grip for fatigue-free, professional writing sessions.
- • **Precision in Every Stroke:** Experience ultra-smooth, consistent 0.7mm lines that elevate your writing clarity.
- • **Ink That Lasts & Impresses:** Waterproof, fade-proof blue ink ensures your notes stay vibrant and smudge-free.

## Overview

The Uni-ball SA-7 Ball Pen Refill offers a 0.7mm fine tip delivering smooth, precise lines with waterproof, fade-proof blue ink. Engineered with the UNI-FLOW SYSTEM, it ensures consistent ink flow and durability, all while embracing eco-conscious recycled materials. Perfect for professionals seeking reliable, long-lasting refills that keep their writing sharp and vibrant.

## Description

Product Description Mitsubishi Pencil from Shingawa, Tokyo, Japan has been working since 1887 to improve the quality of its products and enhance its technologies. This writing instrument manufacturers to take environmental issues into consideration, launching products with recycled materials in 1992. uni-ball is addition to our wide range of mighty weapon. About uni-ball products are developed through technical expertise accumulated over the years include “uni-ball” water based ink balls with metal tips that dominate the world market. An established product with reliable features. The “UNI-FLOW SYSTEM” ensures a continuous write with the same thickness to the very last drop of ink. Water Resistant Dyestuff Ink particle is easily soluble in water and will bleed on the paper, uni super ink – pigmented ink will bond itself to the paper fibers once it is settled, it is not soluble in water. Light Resistant The size of uni super ink particle is larger than dyestuff Ink. Therefore its surface is less affected and the colour remains vivid. Time Resistant Difference between structure of molecules. Molecules of dye ink break down because of the sunlight and air but uni Super ink is difficult to break down. Easy to write in the upright position, a feature never before possible with conventional pens Smooth and clear writing on wet paper or even in outer space where there is no gravity. No skipping or blurring even when writing quickly. You can check the ink supply with the transparent pressurised refill. variety of pens with options such as thickness, colour, retractable or with cap from a full-range lineup. Comfortable Grip Comfortable grip that fits comfortably in your hand for ultra-fine precision and fatigue-free writing. This allows the user to write in a more flexible position. Quick drying and smooth ink flow system mean your documents remain smudge free. Durable Tip Produces a thin and precise line. Features a durable pressure-resistant tip that won't bend or break even under strong pen pressure. Constantly sharp pen line is maintained from first stroke to last. Smooth Ink Scratch-Free Tip reduces scratching, even when writing with the pen laid flat. Self-developed, precision stainless steel tip with superior durability and gel ink that enables you to draw solid, fine lines. It fits comfortably in your hand for ultra-fine precision and fatigue-free writing. The “UNI-FLOW SYSTEM” ensures smooth writing performance to the last drop of ink.

Review: Excellent Quality - Excellent Quality
Review: False reports - The product was not as per spec. I had immediately requested for replacement. Theold product has not been picked up, neither has a replacement been given. Yet I find reports of it being replaced. WHAT IS GOING ON?

## Features

- Usable for sa-r
- 0.7 mm tip
- Blue ink
- An ultra smooth flow of waterproof, fade proof ink.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07ZBJJM3F |
| Best Sellers Rank | #13,266 in Office Products ( See Top 100 in Office Products ) #2,497 in Pens & Refills |
| Brand | uni-ball |
| Brand Name | uni-ball |
| Country of Origin | Japan |
| Customer Reviews | 3.8 out of 5 stars 163 Reviews |
| Importer Contact Information | LincOn Pvt. Ltd, Aurora Waterfront, GN 34/1, GN Block, Sector V, Bidhannagar, Kolkata, West Bengal 700091 |
| Included Components | 12 Refill |
| Ink Colour | Blue |
| Item Dimensions | 10 x 3 x 3 Centimeters |
| Item Type | Pen Refills |
| Item Weight | 50 Grams |
| Item dimensions L x W x H | 10 x 3 x 3 Centimeters |
| Manufacturer | MITSUBISHI PENCIL CO., Mitsubishi Pencil Company Limited, 5-23-37, Higashi-Ohi,Shinagawa,Tokyo 140-8537, Japan |
| Manufacturer Contact Information | Mitsubishi Pencil Company Limited, 5-23-37, Higashi-Ohi,Shinagawa,Tokyo 140-8537, Japan |
| Manufacturer Part Number | UNRSA-7-12BL |
| Model number | UNRSA-7-12BL |
| Number of Pieces | 12 |
| Packer Contact Information | Ondesk Ventures Pvt Ltd. S-12 B.P Township, Kolkata-700094 T: 96593 88887 E: care@ondesk.in |
| Point Type | Fine |
| Style | Ballpoint |
| Style Name | Ballpoint |
| Unit Count | 12.00 Count |

## Product Details

- **Brand:** uni-ball
- **Style:** Ballpoint
- **Item dimensions L x W x H:** 18 x 5 x 2 Centimeters
- **Item Weight:** 20 Grams
- **Number of Pieces:** 12

## Images

![Uni-ball SA-7 Ball Pen Refill (0.7mm, Blue Ink), Pack of 12, Usable for SA-R - Image 1](https://m.media-amazon.com/images/I/815TNwBAcQL.jpg)
![Uni-ball SA-7 Ball Pen Refill (0.7mm, Blue Ink), Pack of 12, Usable for SA-R - Image 2](https://m.media-amazon.com/images/I/61AkN9gK2zL.jpg)
![Uni-ball SA-7 Ball Pen Refill (0.7mm, Blue Ink), Pack of 12, Usable for SA-R - Image 3](https://m.media-amazon.com/images/I/61WHdTnhutL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent Quality
*by S***A on 12 December 2025*

Excellent Quality

### ⭐ False reports
*by A***A on 12 December 2025*

The product was not as per spec. I had immediately requested for replacement. Theold product has not been picked up, neither has a replacement been given. Yet I find reports of it being replaced. WHAT IS GOING ON?

### ⭐⭐⭐⭐⭐ I don't know
*by S***Y on 29 June 2025*

Why did you pick this product vs others?: I don't know Writing quality: Very very very smooth

## Frequently Bought Together

- uni-ball SA-7 0.7mm Ball Pen Refill | Usable for SA-R | Blue Ink, Pack of 12
- UNI-BALL SAR 0.7mm Ball Pen | Black Ink, Pack of 10
- uni-ball SAR 0.7mm Ball Pen | Blue Ink, Pack of 5

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-04-27*