Remington® primers feature exclusive "Kleanbore" non-corrosive, non-mercuric priming. They will not cause rust or corrosion. Processes by which these primers are manufactured have been perfected after many years of experience. They are rigidly controlled to produce uniformity throughout.
Materials used are the highest quality resulting in excellent dependability and assuring uniform sensitivity. Famous Remington quality is built into these primers and rigid inspection is used in all operations.
Primer to payload, you won't find more reliable, more consistent, more widely available components in the quantities and offerings you need.