The Fein TCT Ultra 35 core bit is a carbide-tipped cutter designed for demanding continuous-use and serial drilling applications. Its highly wear-resistant construction offers heat resistance up to 800°C, while the 35 mm cutting depth and 3/4 in Weldon holder make it suitable for compatible Fein magnetic core drilling machines. Available in Ø 12–60 mm with a 35 mm cutting depth.