The Hornady 10mm Auto Unprimed Handgun Cartridge Cases provide a premium, heavy-duty foundational component engineered for reloaders who demand absolute consistency from their full-power semi-automatic pistol handloads. Manufactured under rigid quality control standards, these component cases feature exceptionally tight wall concentricity to guarantee optimal bullet seating depth and perfectly uniform release alignment in your handgun's chamber. Meticulous benchrest-level engineering ensures uniform case wall thickness across every piece, preventing erratic pressure spikes and stabilizing lot-to-lot velocity fluctuations. Because Hornady treats their cartridge brass as a high-performance instrument rather than a commodity, the raw material hardness is optimized to withstand multiple reloading cycles without premature rim failure or pocket stretching. Delivered as a bulk box of 200 unprimed component cases, this package supplies volume target shooters and handgun hunters with identical case weight and volume metrics to ensure predictable, match-grade shot tracking. Hornady 10mm Auto Unprimed Handgun Cartridge Cases Box of 200 Rounds 8745