Pen-touch markers are perfect for marking and illustrating in bold colors. Pen-touch writes on a wide variety of surfaces including cardstock, plastic, wood, glass, porcelain, paper and metal. The archival quality paint is chemically stable, waterproof, and fade resistant. The marker is also suitable for various industrial purposes, including manufacturing, quality control, security and theft prevention and construction. The marker features an aluminum barrel and a valve-action mechanism to ensure good flow of the highly pigmented ink. Writes on various surfaces, including steel and iron, sheet metal, glass and plexiglass, wood, ceramics, porcelain and plastics. Ideal for several industrial uses, including marking and identifying parts, pipes and tubing, sheet metal, wiring, construction assembly, manufacturing and fabrication processes. Adheres permanently to most surfaces. Removable from non-porous surfaces with alcohol or lacquer thinner.Details:Includes assorted colors (gold, silver, white, copper, and black)Marker measures 141 mmTip measures 2 mm medium tipSold as a set of 5 piecesNib made of fiberPigment solvent-based inkWorking temperature 5°C - 40°CShows best on non-absorbent surfaces like coated paperThe special metallic pigments ensure a 'real' metallic effectThe ink covers well and is quick dryingEasy to reuse thanks to shake and pump systemPermanent adherence on most surfaces; not permanent on glass or ceramicsLow odor and xylene freeMeets ASTM and ACMI non-toxicity standardsFor all ages