The Reate Knives D9-B District 9 Tanto Frame Lock Knife Titanium Stonewash D9-B. District 9 model from Reate Knives is an excellent flipper with a ball-bearing pivot and solid feel in hand. It has an anodized, tumbled titanium frame lock and milled front handle slab. The matte anodized pocket clip and backspacer really add a nice touch. This D9-B model has a tanto blade in S35VN steel with a stonewash finish.