Ideal for a wide range of marking and labelling tasks the Pentel N50 Permanent marker is a high quality all-rounder handy for day to day use. The rugged marker tip is hardwearing and robust even when used on rough surfaces. The permanent markers feature an aluminium barrel in a traditional marker format making them easy and comfortable to hold for any user in addition to being sturdy enough for use in machine tools. The permanent ink is suitable for use on a wide range of materials including glass metal wood and plastics and is also suitable for use in harsh environments. From the workshop to the office machine shop or industrial production line the Pentel N50 is perfect for universal use. Supplied in a pack of 4 in assorted colours the markers feature a 4.3mm bullet tip writing a 3.0mm line width.