... quality control 3. ISO9001-2000 HT-012 furniture handles cabinet handle, zinc plated ISO9001-2000 1. Material:iron,steel,stainless steel ,brass,aluminum ... machining:CNC lathes,milling drilling,grinding etc5. Surface treatment:Zinc plated,power coated,chrome plated,hot-dip galvanized or others6. Packing:wooden case ... need of metal products.thankyou HT-012 furniture handles cabinet handle, zinc plated