Test it. 90% of what I've read online about how far bullets will penetrate this or that has been WAY off when I went and tested it myself.
Test it. 90% of what I've read online about how far bullets will penetrate this or that has been WAY off when I went and tested it myself.
Is your goal to make portable bullet traps or semi-permanent traps?
Lots of good bullet traps out there, but most all are limited by weight and size.
keep in mind his box of sand had a hard backing of more boxes of sand. the results may have been different if a single box was used.