Case Mini Trapper Abalone Corelon. 3 1/2 closed. Stainless clip and spey blades. Abalone CorelonĀ® handles with nickel silver bolsters and inlay shield. Master blade features series etch. Limited edition of 500 produced." 3 1/2" closed. Stainless clip and spey blades. Abalone Corelon handles with nickel silver bolsters and inlay shield.