Hand crafted on single stage presses with each powder charge individually weighed (not measured by volume) to within 1/10 grain for consistency. The jacketed hollow point bullet expands quickly to deliver intense knockdown power. Intended for deer, black bear, and other thin skinned game. Sold in boxes of 20 rounds, Not intended for personal defense or dangerous game. Contact us at hpccc@outlook.com. Added 6/7/15: These function well in both revolvers and carbines.