DEEP HOLE MARKING PENCIL – 2.8mm lead extends fully to mark depths of up to 100mm in a 3mm hole or 145mm in a 6mm hole. The go-to builders pencil for joiners, chippies, framers, plumbers and electricians who need to mark through drill holes, narrow gaps and tight recesses. VERSATILE SURFACE MARKING – Marks clearly on timber, brick, plasterboard, concrete, metal, plastic and ceramic. The 2B lead produces bold, visible lines on light and dark surfaces across all common construction materials — indoors or out. SITE-TOUGH ABS CONSTRUCTION – The durable ABS plastic pencil body is built to survive the daily abuse of construction sites. Clips securely into the included TRACER Site Holster for belt or pocket carry — so it's always on you when you need it INBUILT SHARPENER IN THE SITE HOLSTER – The TRACER Site Holster houses a built-in sharpener so you can keep a precise tip without hunting for a separate tool on site. Replacement 2.8mm refills available separately — no need to replace the whole pencil. DESIGNED BY TRACER FOR TRADE – Unlike generic flat carpenter pencils, the TRACER Deep Hole Construction Pencil is engineered specifically for the trades. Ideal for marking stud locations, joist centres, pipe runs, cable routes and fixing points in confined spaces that standard pencils simply can't reach., Manufacturer: TRACER