The Estwing E30SE is a 22 oz special edition geological hammer of the popular E30 model, it features a single forged pieces of American steel construction with a leather wrapped handle for shock absorption. The head weigh is 624 grams with a flat face and pointed tip for breaking ir picking at rocks, fossils or minerals. As a special edition piece, it features a black coated shaft and a tyrannosaurus-rex skull logo on the handle.