Smokeless small bore rifle powder Best choice for light bullet applications in .222 Rem, .223 Rem .22-250 Rem and key bench rest calibers. Also great in light bullet .308 Win loads. Excellent for bench rest cartridges Great in 223 and 22-250 with light bullets Optimum velocity in small cal varmint loads Principal Purpose: Light Varmint / Light Bullet Loads Secondary Uses: Bench Rest Calibers; Light Bullet 308 Specifications and Features: Check your reloading manual or go to a powder manufactures website for load data.