Lyra-Ink Deep Hole Marker 1 mm Blue, LahtiPro

The Lyra-Ink marker is made for marking deep and hard-to-reach holes and areas, for example when drilling. It has permanent blue ink with a 1 mm line width and 2B hardness, and is supplied by LahtiPro.

The marker writes and marks very well on stone and concrete, well on dry wood, metal (not hot) and plastic, and adequately on ceramic tiles and glass. The marking cannot be removed.

Maximum hole depth is 35 mm and maximum hole diameter is 4.5 mm.