Pentel 40 Ain Stein C277 Lead Refills H 0.7 mm

The Pentel Ain Stein C277-H lead refills are premium-quality mechanical pencil leads designed for smooth, dark writing and exceptional break resistance. Each pack contains 40 leads with a diameter of 0.7 mm and hardness H, ideal for general writing, technical drawing, and sketching. The ceramic-reinforced Ain Stein structure provides up to 10% greater strength than standard leads, reducing breakage and ensuring consistent performance. Made in Japan with high-purity graphite, these leads deliver clean erasability and smudge-resistant lines. The sliding dispenser case is made from recycled plastic, reflecting Pentel's commitment to environmental sustainability.

Advantages

High break resistance thanks to the innovative Ain Stein ceramic-reinforced structure. Smooth and dark writing performance with clean erasability. Compatible with all standard 0.7 mm mechanical pencils. Environmentally friendly PVC-free construction and recycled plastic dispenser.

Suitable for

• General writing and note-taking
• Technical drawing and drafting
• Sketching and art projects
• Students, professionals, and hobbyists

Key specifications

• Lead Diameter: 0.7 mm
• Lead Hardness: H
• Quantity per Pack: 40 leads
• Lead Length: 60 mm
• Lead Composition: High-purity graphite
• Technology: Ain Stein (ceramic-reinforced)
• Break Resistance: High (up to 10% stronger)
• Smudge Resistance: Good
• Erasability: Clean
• Dispenser Type: Sliding case
• Dispenser Material: Recycled plastic
• Environmental Features: PVC-free
• Country of Manufacture: Japan
• Product Series: Ain Stein
• Model Code: C277-H

Recommendations

For best results, use with Pentel mechanical pencils or any standard 0.7 mm pencil. Store in a cool, dry place. Avoid excessive pressure to maximize lead life.