The Milwaukee Inkzall 2In1 Deep Reach Ultra Fine Point Jobsite Marker is designed with an adjustable length tip to provide better access and longer life. The durable marker tip can withstand writing on rough surfaces and writes through dusty, wet, or oily contamination. For added user convenience, the 2In1 Inkzall marker is built to resharpen and features a hard hat/helmet clip for easy storage and access. Inkzall markers confirm Milwaukee's commitment to best-in-class durability and their relentless mission to provide innovative solutions to the end user.