Customized case: A4 stainless hlau countersunk tus kheej -tapping screws

1: Cov neeg siv khoom muab cov duab kos

2: Peb kos thiab lees paub cov duab kos

3: Sib tham txog cov ntsiab lus thiab ua tiav cov duab kos

4: Kaw - Cov khoom tiav