Qhov loj me ntawm cov tuab roj hmab bands tsuas yog suav peb cov kev ntsuas: txoj kab uas hla, dav thiab tuab. Ntawm no yog qee qhov tshwj xeeb:
Txoj kab uas hla: txoj kab uas hla ntawm cov roj hmab band tuaj yeem los ntawm {06 hli, thiab ib txwm muaj nrog 06, 32, 70, 70, 102, thiab lwm yam.
Width: The width of the rubber band can range from {{0}}.9mm to 4mm, and common specifications include 0.9mm, 1.5mm, 3mm, 4mm, 5mm, etc.
Thickness: cov tuab ntawm cov roj hmab band tuaj yeem los ntawm {{{{}}}}}}}}}}}}}}}}}}}}}.
Cov ntaub ntawv loj no tuaj yeem pab koj xaiv txoj cai roj hmab txoj cai kom tau raws li cov kev pab sib txawv. Piv txwv li, thicker roj hmab bands yog tsim nyog rau cov ntawv thov uas yuav tsum muaj cov roj hmab muaj zog thiab cov roj hmab muaj zog rau cov ntawv thov uas xav tau kev hloov pauv thiab lub teeb.
