This miniature ratchet socket driver is compatible with 1/2 inch, 3/8 inch, and 1/4 inch and is a multi-functional torque solution with a pocket sized tool for various screw sizes Designed with precision grade steel and advanced ratchet mechanism to ensure smooth torque transfer while withstanding wear in harsh environments Perfect for mechanics, crafters and electronic technicians who need professional tools for precision jobs Ideal for automotive repairs, home maintenance, or outdoor projects that require portable multi-function tools in space-constrained workspaces The ergonomic non-slip grip minimizes hand fatigue due to prolonged use, making it effective for working in the workshop, garage or on the job, Manufacturer: Rxgiasup