Case Knives Smooth Antique Bone SowbellySpecs Blade Material: Tru Sharp Stainless Blade Finish: Mirror Polished Handle Material: Antique Bone Handle Finish: Smooth The Sowbelly knife was named for it resemblance to the shape of a "pig's belly". This knife is a heavy duty version of the Stockman knife that has Clip, Spey, and Sheepfoot blades. The Clip and Sheepfoot blade sit on the pocket end while the Spey blade sites on the cap end. The Clip blade is commonly used as a multi purpose blade