Cov txiaj ntsig ntawm Step Drill Bits

Cov txiaj ntsig yog dab tsi?

• (kwv yees) huv qhov
• luv luv kom yooj yim maneuverability
• ceev drilling
• tsis xav tau ntau qhov sib tw twist qhov ntau thiab tsawg

Cov kauj ruam xyaum ua haujlwm tshwj xeeb zoo ntawm cov ntawv hlau. Lawv tuaj yeem siv rau lwm cov ntaub ntawv ib yam nkaus, tab sis koj yuav tsis tau txais ib qho ncaj nraim-walled qhov hauv cov ntaub ntawv tuab dua li qhov siab ntawm cov kauj ruam.

Cov kauj ruam me yog qhov muaj txiaj ntsig zoo rau kev ua haujlwm ib-kauj ruam.
Qee cov kauj ruam xyaum yog pib nws tus kheej, tab sis qhov loj dua yuav tsum muaj lub qhov pilot. Feem ntau koj tuaj yeem siv cov kauj ruam me me txhawm rau txhawm rau tho lub qhov rau qhov loj dua.

Qee tus neeg ntxub cov kauj ruam me me, tab sis ntau tus nyiam lawv. Lawv zoo li nrov heev nrog cov neeg siv khoom uas tsuas yog yuav tsum nqa ib kauj ruam me ntsis lossis ob qho ntau dua li ntau qhov sib tw me ntsis.

Nws tuaj yeem yog ib qho nyuaj muag, ntxias ib tus neeg ntawm qhov zoo ntawm ib kauj ruam me ntsis. Tus nqi ntawm cov khoom zoo dua pib ntawm $ 18 los yog li ntawd, thiab nce siab dua rau cov khoom loj dua, tab sis raws li tau hais tias koj tuaj yeem tau txais cov khoom lag luam zoo rau tsawg dua.