The hitachi d13 reversible rotary drill is a unique t shaped drill with a rear d handle for greater control it is fitted with a powerful motor for a high torque output and an all metal gear housing provides increased durability standard accessories chuck key side handle back handle specification chuck 13mm spindle thread 12in 20 unfinput power 720 watt no load speed 550min capacity steel 13mm softwood 40mm weight 30kg