[DETAIL] Each one comes with a free extension rod 1. Each stitch moves independently, forming an irregular model that adapts to various shapes of screws 2. Detachable nuts, screws, hooks, square head screws, and bolt heads of various shapes 3. Each stitch moves independently, forming an irregular model that adapts to various shapes of screws 4. Can be applied to manual household use, automotive industry, residential maintenance, manufacturing industry, construction and other industries. 5. Compact in size and easy to carry. Remove the screw, rotate the hook, and remove the flat head screw. Dismantle irregular screws and remove damaged faucets Tighten the knob. 6. Automatic standards and metric applications 7. It can be manually operated or adapted to electric power, and comes with an electric drill adapter 8. Professional grade universal socket wrench set [ATTRIBUTES] - Hign-concerned Chemical: None - Type: Sockets - Application: Industrial/Professional Tool Kits - Hign-concerned Chemical: None - Type: Sockets - Application: Industrial/Professional Tool Kits - Origin: Mainland China - Model Number: 7-19 - is_customized: Yes - DIY Supplies: Woodworking - Package: Case