The Black Diamond 4 LB Engineer Hammer with Fiberglass Handle is a high quality and durable hammer specially designed for engineering, construction and metalworking. Featuring a drop forged, heat treated. induction hardened and tempered head for added durability and a sturdy fiberglass handle with a comfortable grip, this hammer is well-suited for chiseling, driving spikes and rods, breaking up concrete and other projects requiring hard impacts. This hammer can also be used for shaping and forging metal and the shorter handle allows you to work in tight spaces. The Black Diamond 4 LB Engineer Hammer with Fiberglass Handle is a versatile tool that provides striking power, a secure grip and reliable performance.