Marking tools with deep-hole capability Site holsters make for easy carrying and transportation Six 120mm replacement leads included Tracer Deep Hole Marker Set The Tracer AMK3 Deep Hole Construction Pen and Permanent Marker Set features a pair of versatile implements that allow you to mark up ceramic, metal, wood and plastic with ease and efficiency. Meet all your onsite marking requirements with this kit, which includes a marking pen and pencil and replacement leads. The Deep Hole Pencil can mark 100m depth in a 3mm hole, and a 145mm depth in a 6mm hole. The Double Tipped Marker Pen offers a reversible tip for thin and thick lines, and can mark 50mm depth in a 5mm hole. Both instruments feature site holsters, allowing them to be stored and carried easily. The kit also includes six 120mm replacement leads - four 2B graphite leads to create dark lines, and 2 yellow wax leads for working on darker surfaces. This kit is ideal for both DIY enthusiasts and trade professionals. Features