Tracer Deep Hole Construction Pencil Site Holster (120mm, Extendable 2B Construction Pencil with Inbuilt Sharpener). Being able to reach depths of 100mm in a 3mm hole with the extendable and retractable lead or 145mm in a 6mm hole at standard length, the TRACER Deep Hole Construction Pencil can satisfy even working on the most awkward of jobs.
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