Automotive repair tools include the following categories: 1. Electrical repair tools 2. Tire repair tools 3. Lubrication equipment and tools 4. Engine repair tools 5. Body interior repair tools 6 Chassis maintenance tools, etc Electrical maintenance tools are mainly aimed at battery maintenance, including car test pens, battery connection cables, battery chargers, battery rust removal pliers, etc Tire repair tools mainly include jacks, air gun wrenches, air gun sleeves, tire wrenches, tire repair pads, rubber cleaning agents, etc Lubrication tools include Grease gun, grease gun tube, Grease gun nozzle, oil pot, etc Engine maintenance tools include filter wrenches, belt wrenches, spark plug sockets, timing tools, piston ring pliers, etc Body interior repair tools include sheet metal hammer, sheet metal lining iron, sheet metal shaping file, panel disassembly tool, glass suction cup, glass sealing strip tool, wooden handle Alati za održavanje šasije itd. Sadrže popravke ležišta, setove s rukavima (uključujući ključeve s ratchet, rukave, rukave odvijača, šesterokutne utičnice, šipke za produženje itd.), Putalice za ležajeve, pulre, alate za održavanje kočnice, itd. Koja je marka alata za alate i itd. Alat za alatiranje (alati za alat može biti u plastičnom okviru za alat, a itd. Najčešće korišteni materijali za alate u kućanstvima izrađeni su od plastike. Najvažniji parametar za određivanje kvalitete ključa zakretnog momenta je točnost. Konvencionalni ključevi zakretnog momenta imaju točnost od 3%, ali malo ih može postići točnost od 2%ili čak 1%.
