Everhard Klenk Dual Duct Knife w/Sheath, 11", DA71010
This Klenk Dual Duct Knife has a stainless steel, 3mm blade which is serrated on one edge and smooth on the other. It also has an ergonomic rubber handle and comes with a slim, reinforced, ripstop nylon sheath. This sheath is designed to hang from the belt. Klenk's Dual Duct Knife can cut duct board, flex-duct, and insulation.