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Self Drilling thiab Tapping Screws
Stainless hlau nws tus kheej drilling ntsia hlau khoom yog feem ntau 410 cov khoom, feem ntau hu ua stainless hlau, yog ib tug dav martensitic stainless hlau, yuav ua tau cua sov, siab hardness, tsis muaj kev kho deg yuav ua si ib tug tej yam nto los tiv thaiv corrosion, anti-xeb muaj peev xwm yog. zoo dua carbon steel, phem tshaj 304 stainless hlau, tuaj yeem tsoo los ntawm hlau phaj, fastening siv steel phaj.
