380 Caliber .356 Diameter 100 Grain Hollow Base Round Nose 2000 Count by Berry's Manufacturing Product Overview now offers the 380 Caliber .356 Diameter 100 Grain Hollow Base Round Nose 2000 Count. The Berry's 380 Caliber .356 Diameter 100 Grain bullets are swaged and then copper plated and and re-sized (Double-Struck). These bullets feature a .356 diameter and 100gr Round Nose full metal plated jacket. They will not foul your barrel with lead residue. All 380 Caliber .356 Diameter 100 Grain bullets are swaged from a custom alloyed lead for uniformity and then plated to final weight and put back in a carbide die to be re-struck to the preferred dimension. The Target design has a longer ogive and puts cleaner holes in targets. Specifications and Features: Double struck and plated Carbide die for dimensioning Can be loaded up to 1250FPS