D4 Hammer: Pneumatic Industrial Hammer for Leather Marking and Punching The D4 Hammer by Danese is a pneumatic industrial hammer for leather marking, serializing and punching, designed for heavy-duty applications in tanneries and leather processing departments. It is a machine built for users who need constant force, operational precision and long-term reliability. The D4 Hammer can mark up to 10 characters and continuously serialize production batches, ensuring uniform and repeatable results even under demanding working conditions. Its design follows a practical and proven philosophy: few essential components, properly sized and easily accessible. In production, this is still one of the [...]