This is the sharpest, strongest, replacement razor-knife available, with blades that change safely and easily at the push of a button. The black-oxide coated blade holder supports the razor-blade for the strength of a standard knife and sharpness of a surgeon’s scalpel. Competitively priced razor blade knife with a durable 1-piece Grivory polymer handle and a distinct non-slip Trimond texture pattern. Comes complete with an ambidextrous thumb opener, pocket clip and (3) replacement blades. Weighs: 2.6 oz Blade length: 3.5" Overall length: 8".