This lot of 3 Staedtler Mars Technico 780 Mechanical Lead holder, clutch pencils, is perfect for the adult who prefers a retractable writing instrument with an HB pencil lead degree hardness. These pencils are designed for use with a variety of lead sizes and are ideal for sketching, drafting, and other technical drawing applications. The clutch mechanism helps to ensure a secure grip on the lead and prevents it from slipping, providing excellent control and precision. With their durable construction and reliable performance, these pencils are sure to become a favorite of any collector of pens and writing instruments.