Marble's Fly Fisherman Knife Model Number MR168 3 7/8" closed. Stainless clip blade, file with hook remover, scissors, ruler, punch and shackle. Polished stainless handles with fly fisherman artwork SPECS; 3 7/8" closed Stainless clip blade file with hook remover, scissors, ruler, punch and shackle Marbles Fly Fisherman Knife. 3 7/8" closed. Stainless clip blade, file with hook remover, scissors, ruler, punch and shackle. Polished stainless handles with fly fisherman artwork.