Machinist's Hammer 3.5 - 10.7 Oz American Tool has a square blunt head design, and the other side of the head is pointed. the function of this pointed end is for Beginners or to give a point to start the Knock or hit work, with the aim that the swing or blow of the blunt hammer will be more stable. with carbon-coated steel material makes it stronger and more durable, and has a sturdy handle made of Fiberglass makes this hammer sturdy and comfortable to use and anti-slip.