Use "hammerhead" in a sentence

1. Hammerhead is coming back at him, apparently ready to clip Steng's personal power lines

2. He ended his flight with a low, downwind landing approach, skimming the tops of the trees in the process, flying deep into the valley where he executed a spectacular, high bank, stalling, one hundred and eighty degree, hammerhead turn back into the wind, no more than a hundred feet above the football field, and coolly finished his flight with a pin point landing on the grass, right in the middle of the pack up area

3. 30-06 caliber Mauser, which he always loaded with Sako Hammerhead 11

4. I could barely glimpse the swift passing of longnose sharks, hammerhead sharks, spotted dogfish that frequent these waters, big eagle rays, swarms of seahorse looking like knights on a chessboard, eels quivering like fireworks serpents, armies of crab that fled obliquely by crossing their pincers over their carapaces, finally schools of porpoise that held contests of speed with the Nautilus