I HAVE A S&W 25-5 WITH A 6' BARREL. I HAVE 500-240 GR. LEAD BULLETS,WIN,CLEANED BRASS,CCI LARGE PISTOL PRIMERS. I WANT A LOAD TO TARGET SHOOT,I 'M THINKING AROUND 800-850 FPS? WHAT POWDER LOAD IS BEST. WHAT KIND OF POWDER IS BEST,IS THERE MORE THAN ONE TYPE AND DOES ANYONE HAVE ANY POWDER THAT I NEED FOR SALE? I AM IN VILLA RICA. TKS TOM RETIRED VET