A shop level guide to cordless tools for auto repair: torque you can trust, wheels that match the metal, welding amperage, and the fire and fume rules.
A working metal shop's take on which power tool brand actually holds up for mechanics, plus the torque, amperage and fire-safety details that matter under a vehicle.
Tooth count, not brand, decides whether a metal blade lasts one cut or fifty: how to match TPI to wall thickness, when carbide pays, and how to cut hot metal without starting a fire.
Cobalt, carbide tipped or solid carbide: what actually cuts hardened steel, plus the rpm, pressure and cutting oil that keep the bit alive instead of glazing the hole shut.
A blunt shop guide to step drill bits for metal: which sizes and coatings hold up, how fast to run them, and how to drill sheet without it grabbing.
Rpm on the box means nothing when you are closing scratches with compound, so here is what actually decides the finish: low-speed control, torque, a true collet and the right felt.
A metal shop guide to choosing a reciprocating saw that actually survives steel, plus the blade, speed and PPE details nobody explains.
A working shop's take on the right impact wrench for a home garage: how much torque you actually need, cordless versus air, impact sockets, and staying safe.
A shop guide to sizing a cordless impact wrench with battery for metal work, from torque class and amp-hours to impact sockets, fume control and hot work fire rules.
Rusted truck lug nuts take two to three times the torque that installed them, so here is how to pick an impact wrench for truck tires and use it without wrecking studs or wheels.