Thaum lub sij hawm siv tus kheej-drilling screws, peb feem ntau pom tias bolts tawg. Txhawm rau tiv thaiv qhov no, peb yuav tsum tau them sai sai rau ntau lub ntsiab lus thaum siv tus kheej-drilling screws.
Hnub no, Hebei Wotu Fastener Manufacturing Co., Ltd. yuav tham txog cov ntsiab lus no nrog koj.
Ua raws li cov txheej txheem ua ntej thiab nruj nruj uas tau teev tseg hauv phau ntawv qhia thaum txhim kho bolts. Tsis txhob zawm lossis loosen tus kheej bolts; ib txwm nruj lawv ua khub. Xyuas lub bolt preload txhua xyoo raws li teev nyob rau hauv phau ntawv qhia. Lub ntsia liaj qhov rooj yuav tsum tau concentric nrog lub bolt qhov los tiv thaiv ntxiv dabtsi yog khoov kev nyuaj siab. Txhim khu kev txij nkawm txhua hnub thiab kev tswj xyuas cov bolts.
Los ntawm cov lus qhia saum toj no, tam sim no koj yuav tsum muaj kev nkag siab zoo dua ntawm kev siv tus kheej drilling screws. Peb tus kheej-drilling ntsia hlau chaw tsim tshuaj paus muab koj nrog txhim khu kev qha self-drilling screws. Txais tos muas lawv.