Mechanical pencil leads in a limited range of diameters (0.5 mm, 0.7 mm, or 2 mm) for their own products. Koh-i-Noor makes mechanical colored pencils with replaceable leads in 2.0, 3.15 and 5.6 mm sizes. 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
2–0 lead is the worst lead pundit, to suggest that the final result is still in doubt, thereby maintaining audience interest in a game. There is little evidence that 2-0 is the worst lead in practice. In football, a team leading 2-0 at half-time only goes on to lose the game in about 2% of cases. In ice hockey, statistics show that if a team builds a two-goal advantage, they go on to win the game in the majority of instances, and that a one-goal lead is far more dangerous. As a result, the cliché is often used in full knowledge that 2-0 is not in