Mechanical pencil Mechanical pencil A mechanical pencil (US English) or propelling pencil (UK English), also clutch pencil, is a pencil with a replaceable and mechanically extendable solid pigment core called a "lead" . The lead, often made of graphite, is not bonded to the outer casing, and can be mechanically extended as its point is worn away. Other names include microtip pencil, automatic pencil, drafting pencil, technical pencil, click pencil, pump pen, pump pencil, leadholder, pen pencil (Indian English), and lead pencil (Bangladeshi and American English). Mechanical pencils are used to provide lines of constant width without sharpening in technical drawing and
Lead Upturn 2018: Milestone Lead Upturn 2018: Milestone Lead Upturn 2018: Milestone (stylized as "Lead Upturn 2018 ～MILESTONE～") will be the twenty-first video and fifteenth overall concert video released by the Japanese hip-hop group Lead. The concert video is set to be released on December 19, 2018. The tour is due to correspond with their eighth studio album, "Milestone", along with songs from previous albums, including "Baby'cuz U!" from "4" (2006), "Get Dizzy!" from ""Feel The Vibes"" (2008) and "What cha gonna?" from "Brand New Era" (2004). "Lead Upturn 2018 ~Milestone~" is set to be the twenty-first video and fifteenth overall concert video released