Self-tapping screws yog hom nrov ntawm cov ntsia hlau uas muaj lub ntsej muag ntse thiab cov qauv tsim tshwj xeeb uas tso cai rau lawv los tsim lawv tus kheej xov raws li lawv tau tsav mus rau hauv cov khoom siv. Txawm hais tias muaj ntau qhov zoo rau kev siv tus kheej tapping screws, kuj tseem muaj ob peb qhov tsis zoo uas yuav tsum nco ntsoov. Txawm li cas los xij, nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias cov kev tsis zoo no feem ntau tswj tau thiab tsis tas yuav ua rau tus kheej tapping screws tsis zoo rau cov haujlwm.
Ib qho tsis zoo ntawm tus kheej tapping screws yog tias lawv qee zaum nyuaj rau tshem tawm yog tias lawv yuav tsum tau kho lossis tshem tawm vim li cas. Vim tias cov ntsia hlau tsim nws tus kheej xov, nws tuaj yeem ua nruj nreem rau hauv cov khoom uas nws tau raug tsav mus rau hauv, ua rau nws nyuaj rau unscrew yam tsis muaj kev puas tsuaj rau ib puag ncig. Txawm li cas los xij, qhov teeb meem no feem ntau tuaj yeem daws tau los ntawm kev siv cov ntsia hlau tshem tawm lossis lwm yam cuab yeej tshwj xeeb kom tshem tawm cov ntsia hlau.
Lwm qhov tsis zoo ntawm tus kheej tapping screws yog tias lawv yuav tsis muaj zog lossis ruaj ntseg zoo li lwm hom screws, tshwj xeeb tshaj yog thaum siv cov ntaub ntawv softer xws li yas lossis ntawv hlau. Txawm li cas los xij, qhov no tuaj yeem txo tau los ntawm kev ua tib zoo xaiv qhov loj thiab hom ntsia hlau rau txoj haujlwm, thiab xyuas kom meej tias nws tau tsav hauv kev ruaj ntseg thiab nrog lub zog tsim nyog.
Nrog kev xaiv thiab kev teeb tsa kom zoo, tus kheej tapping screwsy tuaj yeem yog txoj hauv kev zoo los tsim kom muaj kev sib raug zoo, ruaj ntseg ntawm cov ntaub ntawv.