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Official Store of Mighty Marker® by Arro-Mark®, 70+ Years of Craftsmanship.
Manufacturer of Specialty Paint & Ink Markers in the U.S.A.

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Specifications
Permanence Permanent
Marker Type Oil-based Paint
Opacity Opaque
Actuation Valve Controlled
Barrel Aluminum
Content Capacity 13mL
Surface Features
Surface Bare Metal, Steel, Glass, Ceramics
Surface Condition Room Temp Required
Application Temperature use at -50°F to 150°F (-46°C to 66°C)
Mark Heat Resistance Up to 2,000°F (1,093°C)
Nib Details
Stroke Widths Available 3.2mm Bullet, 4.8mm Chisel
Nib Types Available Dual Reversible Medium Bullet & Chisel
Nib Features

The reversible dual-sided nib pairs a 3.2mm bullet tip for precise lines with a 4.8mm chisel tip for broader strokes. Flip it to switch between detail work and bold coverage without swapping markers.

Need Custom Sizes & Colors?
We can accommodate custom requirements → Request a Custom Solution
Durability
Resistance & Durability Fused when Heated, Harsh Outdoor Conditions, UV Light Resistant
Uses
Application High Temperature
Industries Metal Fabrication, Manufacturing, Identification, Welding
Description

PM-19HT Mighty Marker® High Temperature is formulated for marking on cold rolled steel or other bare metals at room temperature. Marks become fused and indestructible after marked part has been heated to melting point of pigment (up to 2,000°F).

Not intended for writing on hot surfaces.

A reversible nib gives PM-19HT two marking widths in one tool: flip to the 3.2mm bullet tip for layout lines and part numbers, or the 4.8mm chisel tip for marks that need to read from a distance. The valve-controlled barrel keeps paint flowing even when the cap sits off for a while on the line, and a worn or contaminated tip can be swapped out to restore a clean stroke.

With 13mL of paint, PM-19HT is sized for longer runs between marker changes, welding prep, fabrication bays, foundries, and kiln operations where the crew doesn't want to stop for a new marker.

Manufactured in the USA by Arro-Mark®, backed by 70+ years of industrial marking craftsmanship.

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Hazmat Information

Our products are not corrosive to metal. For Industrial use only. Keep away from children. WARNING: Cancer & Reproductive Harm - www.P65Warnings.ca.gov.

Why Buy A Mighty Marker

Behind every Mighty Marker is 70+ years of craftsmanship, in-house formula development, custom engineering, and compliance-ready manufacturing. Designed to solve your exact marking challenge.

Built on Craftsmanship Since 1956

That craftsmanship runs deep. Arro-Mark®'s team develops formula chemistry, tests surface compatibility, and validates performance under real industrial conditions. Expertise comes with the marker.

Formulas Developed by Arro-Mark

Every Mighty Marker® formula is proprietary. What's in the marker is developed and manufactured exclusively by Arro-Mark® in Englewood, NJ. That means consistent performance, batch after batch.

Engineered for Your Application

When standard markers don't cut it, come to Arro-Mark® directly. Our team works with you to engineer marker solutions for your surfaces, conditions, compliance requirements, mark size, and color - not a generic substitute.

Compliance? Come to the Source

Low-chloride, MIL-spec, ASTM, nuclear-grade - if your application requires certified documentations, Arro-Mark® has it. We've been supplying compliance-ready markers to regulated industries for decades.

Frequently Asked Questions

Does PM-19HT dry normally, or does it need heat to become permanent?
The mark stays workable at room temperature and only becomes permanent once the marked part goes through its heat cycle.
Which nib should I use, bullet or chisel?
The reversible tip gives you both. Flip to the 3.2mm bullet side for fine lines and part numbers, or the 4.8mm chisel side for marks that need to be read at a glance.