Since 1992, Clays gunpowder has been ?taking the clay target world by storm.? It is the cleanest-burning, most consistent 12 gauge 7/8-, 1- and 1-1/8-oz. powder available today and the preferred choice of competitive target shooters.
Clays? burning characteristics produce soft, smooth recoil and excellent patterns. These features transfer directly to handgun applications where target shooting is the main goal. 45 ACP and 38 Special are only two of the cartridges where CLAYS provides ?tack driving? target accuracy with flawless functioning.
Check your reloading manual or go to a powder manufactures website for load data.