BOSTITCH 56-513 3-Pound AntiVibe Drilling Hammer Patented AntiVibe technology minimizes vibration and shock at impact Ideal for striking chisels, punches, start drills and unhardened metals Fiberglass core adds strength and durability in the handle, reduces vibrations and provides the 'feel of wood' Yellow colored shaft provides greater product visibility Exclusive rim temper reduces incidences of chipping or spalling