rollerballs

Example:He sharpened his mechanical pencil, replacing the old rollerball with a new one.

Definition:A pencil with a lead core encased in metal and a rolling, non-retractable point.

Example:The set included various writing instruments, all equipped with rollerballs for smooth writing.

Definition:Devices used for writing, such as pens, pencils, or markers.

Example:She opted for a lead refill with a purple rollerball to color-code her notes.

Definition:A small cylindrical piece of graphite or other writing material that can be inserted into a mechanical pencil or similar writing tool.

Example:The businessman kept a stash of refills with different rollerballs to match various meeting agendas.

Definition:A substitute part that can be put into a container or object to replenish what has been used up.

Example:He was making a device that used rollerballs in its writing mechanism.

Definition:A machine or mechanical or electronic contrivance designed and made for a special purpose.

Example:The editor preferred a pen over a pencil, choosing a rollerball for its smoother writing experience.

Definition:An instrument for writing or drawing, consisting of a reed, metal nib, or ink reservoir attached to a container holding ink, which is usually dispensed by means of a nib or a ball point.

Example:He marked the significant dates on the calendar with a colorful rollerball.

Definition:To put a mark on or identify with a mark or label.

Example:The office supply store stocked a variety of stationery, including a wide range of rollerballs.

Definition:Writing materials or supplies, such as pens, pencils, paper, envelopes, etc.

Example:Graphite from a broken rollerball helped the technician repair the old machine's writing mechanism.

Definition:A soft black or grey form of carbon that is used especially in making pencil lead and polishes, and that can be graphitized to form graphite to make parts for machinery.