Edward Tools Diamond Wood Splitting Wedge is a heavy duty drop forged steel wedge for splitting wood into 4 pieces. To cut wood, simply pound the diamond wedge splitter into the top of the log and pound in with a sledge hammer. With less effort than other log splitting tools this wedge splits the log into 4 pieces making the perfect firewood. The 4 lb heavy log splitting maul is the perfect size and weight for log splitting average sized logs. Edward Tools Diamond Wood Splitting Wedge comes with a lifetime warranty.