The Gunwerks .375 H & H Hammer 281gr Precision Lead-Free Ammunition uses a monolithic copper bullet, meaning it is made from a single piece of copper or copper alloy without any lead core. This design provides consistent weight retention, deep penetration, and reliable performance on large or dangerous game. The “Precision Lead-Free” designation indicates it is environmentally friendly and compliant with lead-free hunting regulations. The bullet’s construction promotes controlled expansion, maintaining high terminal energy while minimizing fragmentation. Overall, this ammunition is engineered for precision, durability, and ethical hunting performance in powerful .375 H& H Magnum rifles. Gunwerks .375 HH Hammer .281gr Precision Lead Free Ammunition AY-M6222