Features: Remove the screw and fix the nut. Selection of high-quality steel, the product more durable. Special welding processing, performance more peace of mind. High flexibility and high toughness, more flexible operation. Surface fine, professional welding, the overall integration. Shape more beautiful on the grade, life is more fashionable. Specification: Item: Wrench Material: high carbon steel Surface treatment: chrome plating Size: 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm Packaging included: 1 x 6/7/8/9/10/11/12/13mm L Type Pipe Perforation Elbow Wrench