Photo: BobVila.com Team

We may earn revenue from the products available on this page and participate in affiliate programs. Learn More ›

A stubborn lug nut can turn a routine tire rotation into the longest job of the afternoon. Amazon has air and cordless impact wrenches on sale for DIY mechanics and pros, including the Bosch 18V 1/2-Inch Mid-Torque Impact Wrench for $99 (was $189), a $90 savings. Its compact body helps you reach fasteners in cramped spaces, while three speed settings let you adjust the output for the job. This is a bare tool, so you’ll need a compatible Bosch battery and charger.

The discount selection ranges from smaller 3/8-inch cordless models to pneumatic shop tools and large-drive wrenches for heavy equipment. Whether you’re building your own automotive tool collection or shopping for a favorite mechanic’s holiday gift, check the battery platform or compressor requirements before buying.…