For people who do reloading and want a spherical propellant that works in a broad range of applications for both shotshells and pistols Hodgdon HS-6 Spherical Shotshell & Handgun Powder is ideal. Cartridges commonly reloaded with this powder include 10mm automatic .38 Special .40 Smith & Wesson and 9mm for pistols.In addition to high performance for pistols this powder has the ability to yield outstanding heavy field loadings in 10 12 20 and 28 gauge. Sold in 1- and 8-pound containers this powder is identical to the discontinued Winchester .540 powder.