Screws yog lub ntsiab fasteners hauv cov cuab yeej siv tshuab. Qhib- kawg wrenches yog cov cuab yeej tseem ceeb rau kev ua, tsim khoom thiab tu hauv kev lag luam tshuab. Qhov project no yog ib lub kiv puag ncig ntawm cov cuab yeej siv niaj hnub. Nws muaj qhov zoo hauv qab no.
1. Ua hauj lwm ceev, ua hauj lwm peb mus rau plaub lub sij hawm sai tshaj li ib txwm wrenches thiab ceev tshaj li ib tug ceev wrench.
2. Ib qho qhib -vrench kawg tuaj yeem siv rau 2-6 hom ntsia hlau, thaum ob npaug -vrench tsuas siv tau rau 2 hom ntsia hlau. Ib qho qhib-kawg ciaj ntswj yog sib npaug rau 2-3 taag wrenches, sib npaug rau cov ciaj ntswj kho tau tab sis tuaj yeem ua haujlwm sai yam tsis tau kho qhov qhib.
3. Nws muaj lub neej ua haujlwm ntev thiab tsis tuaj yeem tawg, thiab lub ntsej muag nrawm nrawm yog yooj yim tawg.
4. Cov txheej txheem tsim khoom yog qhov yooj yim, thiab nws cov nqi qis dua li ntawm lub qhov muag tsis pom kev.
5. Lub teeb yuag, nqa tau yooj yim, ua haujlwm - txuag haujlwm.
