# Pentel AinStein HB Lead Refills for Mechanical Pencils, 0.5mm

**URL:** https://aio.lv/en/product--no-name-wikr-1012862--12532845
**Data updated:** 2026-06-22 11:34 (EEST)
**Category:** Other goods
**Manufacturer:** No name
**Manufacturer code:** WIKR-1012862
**EAN:** 884851009302
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 4.49 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 3.71 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--no-name-wikr-1012862--12532845

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 24.07.2026 | free |
| Pickup points | 29.07.2026 | 1.89 EUR |
| Courier delivery to door | 29.07.2026 | 4.99 EUR |

## Summary description

Pentel AinStein HB lead refills designed for 0.5mm mechanical pencils. These high-quality leads offer superior strength and smooth writing performance, minimizing breakage during use. Ideal for professional drafting, sketching, and everyday writing tasks, they ensure consistent line density and precision for students, artists, and office professionals seeking reliable stationery supplies.

## Long description

Pentel AinStein HB lead refills are premium-quality graphite leads specifically engineered for 0.5mm mechanical pencils. These leads are manufactured using advanced technology to provide a perfect balance between hardness and smoothness, ensuring a consistent writing experience. The composition of the graphite is designed to resist breakage, allowing for uninterrupted work during intensive writing or drawing sessions.
Advantages
The primary benefit of these refills is their exceptional structural integrity, which significantly reduces the frequency of lead snapping under pressure. The smooth formulation allows the graphite to glide across the paper surface, resulting in clean, dark lines that are easy to read and scan. Furthermore, the leads are designed to produce minimal dust, keeping your workspace and documents tidy. Their consistent density ensures that your writing remains uniform in thickness and darkness from start to finish.
Suitable for
Professional drafting and technical drawing
Everyday note-taking for students and office workers
Detailed sketching and illustration
Standardized testing and academic assignments
These leads may not be suitable for individuals requiring extremely soft or dark lines, such as those used in artistic shading or charcoal-style drawing, as the HB grade is a medium-hardness lead. Additionally, they are exclusively designed for 0.5mm mechanical pencils and will not fit instruments requiring different lead diameters.
Key specifications
Lead diameter: 0.5mm
Hardness grade: HB
Compatibility: All standard 0.5mm mechanical pencils
Material: High-polymer graphite
To use these refills, simply remove the cap or eraser from your mechanical pencil and insert the lead into the internal chamber. Ensure you do not overfill the reservoir, as this can cause jamming. Once inserted, click the pencil mechanism until the lead advances to the desired length for writing or drawing.
What to consider before purchase
Verify that your mechanical pencil is compatible with 0.5mm leads
Consider the volume of writing to ensure you have sufficient supply
Check if the HB hardness grade meets your specific writing or drawing requirements
For optimal performance, avoid extending more than 1-2mm of lead at a time to prevent unnecessary breakage. Store the refill container in a cool, dry place to maintain the integrity of the graphite.

## FAQ

### How much does the Pentel AinStein HB 0.5mm Lead Refills cost, and is it available for purchase?

The price is 4.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 10000 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 24.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All No name products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized No name service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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