Pentel Co., Ltd.

Pentel Ain Stein Mechanical Pencil Lead Refill 0.3 mm

Name: Pentel Ain Stein Mechanical Pencil Lead Refill 0.3 mm
Brand: Pentel Co., Ltd.
SKU: STA-PEN-AI-035
Price: 1300 JPY
Availability: InStock

¥1,300 JPY

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Pentel Ain Stein 0.3 mm lead refills deliver strong, smooth writing in an ultra-fine line. Each swivel-top tube holds 15 ceramic-reinforced leads that are about 10% stronger than conventional Pentel leads, made in a 92% recycled case and compatible with all 0.3 mm mechanical pencils.

Key Features

0.3 mm Extra-Fine Lead
For crisp, detailed writing and drawing; fits all standard 0.3 mm mechanical pencils.
15 Leads per Tube
Each refill tube contains 15 pieces of 60 mm lead—plenty for everyday use or exam season.
Ceramic-Reinforced Core
Special ceramic cell structure supports the lead from within, making it about 10% stronger than other Pentel leads while keeping writing smooth.
Smooth, Dark Lines
Designed to produce consistent, dark lines with less scratching—great for notes, diagrams, and fine handwriting.
Swivel-Top Dispenser Tube
Easy-to-use cap that twists open to dispense one lead at a time, preventing spills in your pencil case.
Eco-Friendly Case
Tube made from about 92% recycled material (by weight, excluding refill leads), supporting more sustainable stationery choices.
Multiple Hardness Grades (by variant)
Typically available in HB, B, 2B, H, so customers can pick their preferred feel and darkness.
Trusted Japanese Brand
From Pentel, a long-established Japanese stationery maker known worldwide for mechanical pencils and high-quality leads.