The Benchmade 176BK-Combo SOCP Dagger Knife w/ Trainer Blade Black 176BK-Combo Dagger Knife is a Greg Thompson design. He is the creator of the Special Operations Combatives Program (SOCP) and has years of training and experience to draw from. This skeletonized dagger has a finger loop that makes it easy to deploy and use in quick order. It is made from 440C stainless steel with a black finish. The 176 SOCP includes black sheath with clip and lanyard.