Fastener bụ okwu izugbe maka klaasị nke akụkụ igwe eji arụ ọrụ mgbe ejikọtara akụkụ abụọ ma ọ bụ karịa (ma ọ bụ akụrụngwa) ọnụ n'ozuzu ya.Ụdị ihe nkedo gụnyere bolts, studs, skru, nuts, skru onwe, skru osisi, mgbanaka ejigide, washers, pin, rivet assemblies, na sol...
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