High quality 6pcs Ntsia Hlau Extractors Removers Center Drill Bits Teem rau tawg puas Screws Bolts Studs

1. Dub oxidation nrog tag nrho lub cev thaum tshav kub kub kho, rustproof thiab sturdy, kom siab hardness thiab durability.

2. Siv lub laum los xyaum qhov tob hauv lub taub hau ntsia hlau, xaiv lub laum me me dua cov ntsia hlau puas.

3. Rustproof dub ntsis tiav.

4. Rov qab xov tsim rau embed rau hauv cov ntsia hlau los yog ntsia liaj qhov rooj kom yooj yim tshem tawm.

5. Tshem tawm sunken, peeled, xeb, tawg los yog corroded screws thiab bolts, tshem tawm fasteners tawg.