High-quality HB-grade lead is strong and durable. With every stroke, it produces consistent marks and reliable results across a wide range of media. These dependable refills are highly recommended for Tri-Grip, Aspire, Clickster&reg
and additional Paper Mate&reg
pencils (sold separately). Lead Degree (Hardness): HB
Lead Color: Gray
Refill(s) For: For Most Refillable Mechanical Pencils
Lead Diameter: 1.3 mm.
Unit of Measure : Pack