Features: Brand new and high quality 8-20mm, various specifications, precisions dimension, fully meet your needs. Wear resistant and long-life interfaces, high-precision size, standard hexagonal mouth, closer-combination. Ergonomic design, strong and easy to use, more comfortable, more labor-saving efficiency. CRV steel is more wear-resistant.High-toughness mirror polishing precisions interfaces. Widely application for car maintenance, daily repair, mechnical part and corner screws. Specifications: Material:CRV Type:8mm/9mm/10mm/11mm/12mm/13mm/14mm/15mm/16mm/17mm/18mm/19mm/20mm Size:As shown in the figure Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x L Socket Spanner