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Mechanical manufacturer Power Transmission Parts Nmrv Worm Gear Speed Gearbox with ce certificate top quality low price

Deskripsi Produk Deskripsi Produk Utama CZPT: 1) Casing: paduan aluminium ADC12 (ukuran 571-090); besi cor HT200 (ukuran 110-150); 2) Cacing: 20Cr, profil involut ZI; perlakuan panas karbonisasi & pendinginan…