The Tactility Series Folders have a simple elegant design with contoured finger grooves, easy one hand opening liner lock mechanism and several exotic handle materials. This series utilizes a Teflon washer system for silky smooth action. All the knives are hand finished. MC-12 Series knives have an integral pocket clip and are slimmer. Both knives come in either a VG-10 stainless steel or Damascus steel with a VG-10 core.