Industrial Marker, Actuation Type Valve, Compatible Surfaces Stainless Steel, Dry Time 45 sec to 1 min, GE Nuclear and Aircraft Engine Specification Compliance D50YP12, Housing Attachment Style Clip, Marking Tip Shape Bullet, Maximum Application Temperature 150 Degrees F, Maximum Performance Temperature 150 Degrees F, MIL Spec STD-2041D Compliance Yes, Minimum Application Temperature -20 Degrees F, Minimum Performance Temperature -20 Degrees F, NSF Registered No, Paint Marker Format Marker WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Titanium dioxide (airborne, unbound particles of respirable size)