A-Zoom Snap Caps Blue Value Packs are perfect for safety training, function testing or safely decocking without damaging the firing pin. And A-Zoom training rounds are much more than conventional snap-caps. They are precision CNC machined from solid aluminum to precise cartridge dimensions, then hard anodized for ultra-smooth functioning and long life. Each round has A-Zoom's remarkably durable Dead Cap proven to withstand over three thousand dry fires while protecting the firing pin. Aluminum construction Precision CNC machined Value pack quantities A-Zoom Snap Caps last over 30 times longer than conventional plastic caps. Mfg: A-Zoom