Pilot S3 Professional Drafting Mechanical Pencil. The S3 Series from Pilot is a great beginner level drafting mechanical pencil. It comes in colorful plastic barrels with ribbed grip. The color is bright and the case is slick. Lead advance is precise and the pencil offers not only a good start for professional drafting use, but also a stylish addition to your pencil collection.

• Pilot S3
• Lead size: 0.3mm