Thread Inachomeka Mtengenezaji wa China
Msafirishaji mkubwa wa Thread huingiza mtengenezaji wa China Tangu 2004
Ingiza uzi wa waya
Ingizo la uzi wa waya ,also known as Heli-Coil inserts ,are wire coils with internal threads,they are available in Free Running and Screwlock versions in Metric, UNF, UNC.
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