The Hitachi 30mm Hex Demolition Hammer H65SB2T is a great all round demolition hammer The Hitachi 30mm Hex Demolition Hammer H65SB2T is a great all round demolition hammer suited to general demolition work, breaking up concrete and large areas of tiles or for establishing fence posts. Designed to absorb more shock, with a double insulated motor and complete with a point and chisel this is a serious tool for a serious tradesman.