TCT UNIVERSAL HOLE CUTTER All TCT Universal Hole Cutter have a M16 threaded and fit to both SDS-plus and Hex reception arbors.Application Area: *Installation of electrical switch boxes and junction boxes. *Fitting of spot and down lights. *Through holes for cables, water and central heating pipes. *Openings for ventilation and extractor pipework.Outer DiameterCutting Body LengthTeeth QTYMetic(mm) ...