There are no hard rules for when a mechanical pencil qualifies as a drafting pencil, tidbit stationery is a professional factory for drafting pencil, 2mm colored lead and leads, but they generally feature some or all of the following characteristics. Drafting pencils typically have a rugged, utilitarian design. They are made from durable materials like brass, aluminum, and high-quality plastics. Knurled or otherwise textured grips are common, providing improved control for precise writing and drawing.
WHAT IS A DRAFTING PENCIL OF TIDBIT BRAND ?
八月 7, 2017