HSM Ammunition .338 LAPUA 250 Gr. Grand Slam
Since 1968, HSM Ammunition has been assembling the finest rifle and handgun cartridges that could be acquired. Throughout its history, HSM has earned a well-deserved stellar reputation with hunters, law enforcement, and military world-wide. Time honored processes and procedures, using only the best components available, has made all the difference. Today, HSM is manufacturing excellent cartridges for virtually every caliber of semi-auto pistols, revolvers, and rifles.