Drill-Ø masonry with core bits 68 mm / 2 11/16 ". Drill Ø steel 13 mm / 1/2 ". Drilling depth guide. single blow energy (EPTA) 2.1 J. Sound pressure level 91 dB(A). Sound power level (LwA) 98 dB(A). LED work light for optimum view of the drilling site.