I. Kev faib tawm ntawm cov ntsia hlau
Raws li cov txheej txheem sib dhos, cov screws tuaj yeem muab cais rau hauv cov tshuab (cov tshuab) cov ntsia hlau, tus kheej drapping screws.
Mechanical tshuab (tshuab) screws: thaum sib dhos, lub qhov yuav tsum tau ua kom ntev thiab tig mus rau ntawm cov kev sib dhos ua ntej. Cov xov sab hauv yuav tsum muaj raws li cov xov sab sab todification. Siv ib qho me me rau kev sib dhos.
Tus kheej-kais screws: thaum sib dhos, tho qhov ntawm cov kev sib dhos ua ntej. Tsis tas yuav countersink. Siv cov hluav taws xob loj rau kev sib dhos.
Kev siv tus kheej drilling: Siv ncaj qha rau ntawm cov chaw sib dhos, lawv tuaj yeem raug ntsia hlau rau hauv qhov chaw ua haujlwm, xws li ntoo screws, tw screws, thiab lwm yam.
Lwm hom scread xws li teeb screws, tsis yog-detachable screws, nrhiav lub taub hau) screws, thiab ntiv nplhaib ntsia hlau, thiab lwm yam.
Ii. Cov Ntsiab Lus Tseem Ceeb ntawm Screws:
Xov cov xov muaj tsib lub ntsiab: cov kab hniav kis tau, tus naj npawb ntawm xov, suab (txhuas), thiab helix. Thaum siv xov sab hauv thiab sab nraud ua khub, cov ntsiab lus saum toj no yuav tsum muaj ua ke.