Copper soft-face hammer, recoil-free, for gentle blows during assembly work, sheet metal working, straightening work, etc., inserts made of copper, easy and quick to change, protects the budget and the environment, handle made of FSC®-certified hickory wood, easy to grip, robust and durable, with special wedge and locking pin securely fastened in the handle, nevertheless easily replaceable, recoil damping by weights in the hammer head, for full, precise blows without rebound, wear protective goggles when working with striking tools