Avery® Marks A Lot Ultra Duty Permanent Markers - Black Ink - 12 Pack

Work through the toughest conditions with these Marks A Lot UltraDuty Permanent Markers. Designed for moments when traditional permanent markers aren't strong enough, these industrial-grade markers are ideal for workshops, warehouses, and construction sites. They are specifically crafted to work on metal pipes, plastic bins, wood pallets, and concrete walls.

The sturdy tip of these markers writes clearly on wet, dusty, oily, and abrasive surfaces without clogging, ensuring consistent and clean lines with its sharp 1.0mm bullet point. Perfect for outdoor permanent marking, the specially engineered black marker ink is resistant to water, abrasion, and smearing while remaining bold and visible.

These industrial markers won't dry out even if the cap is left off for up to 72 hours, providing long-lasting use. The built-in clip keeps the marker secure on surfaces and allows for easy attachment to lanyards for extra security.