Txawm hais tias lub tshuab dhos zoo lossis tsis zoo, qhov tseeb yog qhov tseem ceeb heev. Qee tus neeg sim ua ib rab koob.
Thawj zaug kuv sim tsheb 0.07mm, kuv xav tsis thoob tiag tiag. Qhov tshwm sim yog tias qhov dhia loj heev thiab nws tau muab pov tseg tam sim ntawd.
Lub sijhawm thib ob kuv sim siv 0.1mm, kuv yuav luag ua tiav. Kev dhia tsis yog loj, tab sis lub tsheb tseem tawg.
duab
Tom qab ntawd kuv ua kom nws tuab me ntsis, 0.12mm, thiab nws tau ua tiav thawj zaug.
Cov khoom siv yees duab, WiFi pom zoo kom saib
Qhov no puas yog qhov txaus ntshai? Qhov twg zoo dua, tshuab dhos lossis tus tswv kev txawj ntse? Zoo siab tos txais nej txhuam leej los rau koosloo_Ulias Channel nkag mus nias Subscribe
Muaj ntau ntau yam tseem ceeb rau koj siv:
Qws: S45c yog sib npaug rau No. 45 carbon steel.
Hniav: high-speed steel hniav (polished los ntawm kuv tus kheej) (qauv NK4, tsis muaj ntaub ntawv tau pom nyob rau hauv cov qauv no, ib tug neeg paub yuav piav tau nws).
