Dab tsi ntawm lub fasteners muaj?

Fasteners yog ib hom kev sib txuas siv rau cov kev sib txuas nrawm, thiab cov neeg siv hluav taws xob, cov ntsia hlau, riving, rivets thiab lwm yam {1} {1} {{1} {1} neeg ceev {. txiv ntoo ua haujlwm nrog rau qhov chaw sib txuas, muaj feem ntau siv cov qauv sib txuas, tseem siv tau ib qho qauv sib txuas, tseem xav tau cov qauv sib txuas, Txhawb nqa cov chaw ntawm bolts, screws thiab txiv ntseej thiab kev txhawb nqa ntawm cov chaw ua haujlwm xws li kev ua haujlwm, txhav tas nrho, txhav tas nrho