Brian Tighe and Friends 001300-3 Small Green Twist Tighe D/E OTF Automatic Knife is built with a ceramic green anodized aluminum handle and a double edge point blade with a two-tone bead blast/satin finish. Brian Tighe has applied his popular custom Twist Tighe design to a high performance OTF automatic knife. It's built with a sculpted aluminum handle and a CPM-154 steel blade. A double-action firing mechanism deploys and retracts the blade with smooth satisfaction. Item includes a pocket clip for secure carry.