---
product_id: 17879474
title: "Mechanical Pencil Lead, Ain Stein, 0.5mm, 3B (C275-3B)"
brand: "pentel"
price: "₨301"
currency: SCR
in_stock: true
reviews_count: 13
category: "Pentel"
url: https://www.desertcart.sc/products/17879474-mechanical-pencil-lead-ain-stein-0-5mm-3b-c275-3b
store_origin: SC
region: Seychelles
---

# 40 leads per pack, long-lasting 3B soft, dark graphite 0.5mm ultra-fine precision Mechanical Pencil Lead, Ain Stein, 0.5mm, 3B (C275-3B)

**Brand:** pentel
**Price:** ₨301
**Availability:** ✅ In Stock

## Summary

> ✏️ Elevate your writing game with Pentel’s sleek, dark, and durable 3B leads!

## Quick Answers

- **What is this?** Mechanical Pencil Lead, Ain Stein, 0.5mm, 3B (C275-3B) by pentel
- **How much does it cost?** ₨301 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/17879474-mechanical-pencil-lead-ain-stein-0-5mm-3b-c275-3b)

## Best For

- pentel enthusiasts

## Why This Product

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

## Key Features

- • **Refillable & Ready:** Compatible with most mechanical pencils, perfect for daily use
- • **Precision that Impresses:** 0.5mm lead diameter for crisp, clean lines every time
- • **Darkness Meets Durability:** 3B hardness delivers rich, bold strokes with minimal pressure
- • **Bulk Pack for the Busy Pro:** 40 leads per tube to keep your workflow uninterrupted
- • **Smooth, Break-Resistant Writing:** AIN Stein formula ensures strong leads that resist snapping

## Overview

Pentel Ain Stein 0.5mm 3B mechanical pencil leads offer a perfect balance of softness and strength, delivering rich, dark lines with minimal pressure. Each pack contains 40 refillable leads designed for smooth, break-resistant writing, ideal for professionals and creatives seeking precision and reliability in their everyday stationery.

## Description

Finest writing instruments/ stationary products from Japan, Mechanical Pencil lead, Ain STEIN, 0.5mm x 60mm, 3B x 40 leads

Review: Best Mechanical Pencil Lead - Mechanical pencil leads in a hardness of 4B is difficult to find in general. The AIN Stein leads are high quality 4B leads. They work well, they feed well, and they leave a dark line with little to no pressure. When you're dealing with mechanical pencils in the 0.5mm range it can be easy to break leads. 4B leads allow you to write with a much softer touch and leave the same darkness of line; this is kind of counterintuitive for some. The notion of a softer lead just breaking easier isn't necessarily always the case because less overall pressure is required to write. I've pretty much switched out all of my mechanical pencils (and I have a LOT) to 4B or 3B. I just wish the 4B grade was offered for the 0.3mm leads (only 2B is available). Lastly, just remember, 4B is (6) grades of lead softer than 2H (the most common type of pencil lead). I strongly recommend any mechanical pencil lover to try these AIN Stein leads out. You won't regret it.
Review: I love soft pencil lead. - Let me preface this review by telling you: I am easily amused. You may not be. This product is hard to find, and I was delighted that desertcart carried it. I was NOT so delighted when the estimated shipping time was 3 to 6 weeks. "Where's this coming from, the MOON?" No. Hong Kong. The product arrived in just over a week, in a nice stiff brown paper envelope that was covered with air mail stickers (English, French and, presumably, Mandarin) and declaration for Hong Kong customs. I was tickled. I haven't received anything so very foreign-looking in the mail for ages, and to get a tube of pencil lead this way..! The leads are fine, too: very soft and dark, just the way I like them. They seem to be very strong, as well. I've since found a place were you can get this product shipped a little bit faster--but your leads won't clear Hong Kong customs.

## Features

- Mechanical Pencil lead, Ain stein
- 0.5mm x 60mm
- 3B x 40 leads

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004NNPWA8 |
| Additional Features | Refillable |
| Age Range (Description) | Adult |
| Age Range Description | Adult |
| Best Sellers Rank | #22,605 in Office Products ( See Top 100 in Office Products ) #42 in Mechanical Pencil Refills |
| Body Shape | Round |
| Brand | Pentel |
| Brand Name | Pentel |
| Color | マルチ* |
| Customer Reviews | 4.7 out of 5 stars 10,761 Reviews |
| Drill Point | Fine |
| Global Trade Identification Number | 04902506269201 |
| Grip Type | Knurled |
| Hand Orientation | Ambidextrous |
| Hardness | 3B |
| Included Components | Mechanical Pencil Lead |
| Ink Color | Black |
| Item Dimensions | 0.79 x 3.11 x 0.28 inches |
| Item Weight | 0.01 kg |
| Line Size | 0.5mm |
| Manufacturer | Pentel |
| Material | Lead |
| Material Type | Lead |
| Model Name | Ain Stein 0.5mm |
| Model Number | C275-3B |
| Recommended Uses For Product | Writing |
| Style | 3B |
| Theme | stationery |
| Unit Count | 40 Count |
| Writing Instrument Form | Mechanical Graphite Pencil |

## Product Details

- **Age Range (Description):** Adult
- **Brand:** Pentel
- **Color:** Red
- **Ink Color:** Black
- **Writing Instrument Form:** Mechanical Graphite Pencil

## Images

![Mechanical Pencil Lead, Ain Stein, 0.5mm, 3B (C275-3B) - Image 1](https://m.media-amazon.com/images/I/717yEnD9RPL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Best Mechanical Pencil Lead
*by O***Y on March 25, 2025*

Mechanical pencil leads in a hardness of 4B is difficult to find in general. The AIN Stein leads are high quality 4B leads. They work well, they feed well, and they leave a dark line with little to no pressure. When you're dealing with mechanical pencils in the 0.5mm range it can be easy to break leads. 4B leads allow you to write with a much softer touch and leave the same darkness of line; this is kind of counterintuitive for some. The notion of a softer lead just breaking easier isn't necessarily always the case because less overall pressure is required to write. I've pretty much switched out all of my mechanical pencils (and I have a LOT) to 4B or 3B. I just wish the 4B grade was offered for the 0.3mm leads (only 2B is available). Lastly, just remember, 4B is (6) grades of lead softer than 2H (the most common type of pencil lead). I strongly recommend any mechanical pencil lover to try these AIN Stein leads out. You won't regret it.

### ⭐⭐⭐⭐⭐ I love soft pencil lead.
*by P***R on August 29, 2013*

Let me preface this review by telling you: I am easily amused. You may not be. This product is hard to find, and I was delighted that Amazon carried it. I was NOT so delighted when the estimated shipping time was 3 to 6 weeks. "Where's this coming from, the MOON?" No. Hong Kong. The product arrived in just over a week, in a nice stiff brown paper envelope that was covered with air mail stickers (English, French and, presumably, Mandarin) and declaration for Hong Kong customs. I was tickled. I haven't received anything so very foreign-looking in the mail for ages, and to get a tube of pencil lead this way..! The leads are fine, too: very soft and dark, just the way I like them. They seem to be very strong, as well. I've since found a place were you can get this product shipped a little bit faster--but your leads won't clear Hong Kong customs.

### ⭐⭐⭐⭐⭐ NOS in the future after 10 years!
*by D***A on April 8, 2026*

I am collecting this for a future sale in 10 years. I used them before and they are worth keeping until then to resell them as NOS.

## Frequently Bought Together

- Pentel Mechanical Pencil Lead, Ain Stein, 0.5mm, 3B (C275-3B)
- Pentel 0.7mm Ain Stein 2B Refill Leads

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**Shop now:** [https://www.desertcart.sc/products/17879474-mechanical-pencil-lead-ain-stein-0-5mm-3b-c275-3b](https://www.desertcart.sc/products/17879474-mechanical-pencil-lead-ain-stein-0-5mm-3b-c275-3b)

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*Product available on Desertcart Seychelles*
*Store origin: SC*
*Last updated: 2026-09-29*