Lyman's ammo checker checks the quality and consistency of both reloaded rounds and purchased ammo.This checker is a gauge that allow a reloader to quickly confirm that their ammunition will fit in their chamber.It is made from solid blocks of 6061 t6 aircraft grade aluminum and cut with custom tooling to saami minimum chamber dimensions.Capacity: 8 CartridgesType: Ammo CheckerCaliber: 380 - 45Size: Handgun/RifleQuantity: 1Weight: 1 lbFunction: Measure CasesCompatible With: Handgun CalibersMaterial: AluminumIncludes: Caliber Engravings