Mechanical pencil applied at an angle. When excess vertical pressure is applied on the lead, the lead is automatically retracted inwards. Higher-end mechanical pencils often feature a lead hardness grade indicator and sometimes feature a retractable lead guide pipe. This allows the lead guide pipe to retract back into the pencil body, which will keep it protected in storage and during transit and makes it 'pocket-safe'. In spite of the name, pencil leads do not contain the toxic chemical element lead, but are typically made with graphite and clay, or plastic polymers. Compared to standard pencils, mechanical pencils have a smaller range
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