Milwaukee 48-22-3100 Inkzall Jobsite Fine Point Black Permanent Marker  (Includes 1 Marker) Clog resistant tip writes on dusty, wet and oily surfaces and is optimized for rough surfaces such as OSB, cinderblock and concrete Hard hat clip- attaches for easy access Quick dry time with reduced smearing and marking Fine point marker with black, permanent, non-toxic, ink Milwaukee 48-22-3100 Inkzall Jobsite Fine Point Black Permanent Marker