Square caj dab bolts tau txawv txawv los ntawm cov bolts zoo tib yam hauv ntau yam. Cov hauv qab no yog cov ncauj lus kom ntxaws ntawm ob.
Lub ntsiab sib txawv ntawm cov tshuab ntxhua khaub ncaws hloov thiab xwmfab ntxuav yog nyob rau hauv cov duab thiab daim ntawv thov qhia.
Tapping cov screws yog ntsia hlau nrog tho khoom. Lawv tau tsim nrog cov cuab yeej hluav taws xob tshwj xeeb, thiab drilling, kho, kho thiab xauv tau ua tiav nyob rau ib zaug.
Thaum cov ntsia liaj qhov rooj tsis zoo yuav tsum nyob hauv qhov chaw ua haujlwm ntawm cov tshuab lossis khoom siv, nws tuaj yeem yog ib qho kev cuam tshuam hondaging.
Qhov muag bolts yog qhov tseem ceeb siv nyiaj rau lub ntsej muag siv rau kev nqa, rigging, thiab kev nyab xeeb.
Screws yog ib qho ntawm feem ntau cov fasteners siv hauv kev tsim kho, kev tsim khoom, thiab DIY cov phiaj xwm.