SATA wrenches come in essential standard and metric sizes and are available in convenient sets. Perfect for any technician?s, electrician?s or mechanic?s toolbox, these high-quality wrenches are ideal for diesel mechanic?s, heavy equipment, agricultural machinery, auto repair; or removing heavily rusted, stuck-on nuts and bolts. Thick and thin beams and multipurpose, closed-loop designs allow you to firmly grip the tool with ease to tighten and loosen hex or square nuts and bolts. Additionally, with a lightweight makeup, you don?t need to compromise on power.