The Milwaukee 10" Duckbill Tinner is equipped with 40% larger handle loops than traditional tinner snips and features Bolt Lock technology, which means the blades will not loosen from use. Milwaukee Tinner snip handles are a contTheed, all-metal design so they are comfortable while wearing gloves and more durable than plastic coated tinner snips. All Milwaukee tinner snips are forged for durability and long blade life.