Snaplock Blade Retention System: Easy to use. Just snap in the blades and you are good to go. Super simple, super secure. 100% Steel Tough: Machined out of 100% Steel. The Deadmeat is super tough. If you really want to stack up the meat, then you need the all new Deadmeat. Reusable: Replaceable blades are easy to install. Rear deployment blades and the proper blade angle means better penetration and higher blood loss.