What would it look like to put a rectangular knife handle in a vise grip and twist? Well the answer to that question is the CRKT Helical folding knife. The CRKT Helical is an everyday carry with a twist. This surprisingly ergonomic and supremely useful folding knife if perfect for everyday carry. Made with D2 steel, this blade will hold its edge and while the black oxide finish helps with corrosion resistance. The handle is strong and lightweight because it is made from 6061 aircraft grade aluminum and the flipper opening makes for fast blade deployment.