印度采购需求：连铸机、珠宝连铸机、线材连铸机、铜管连铸机、珠宝连铸机、珠宝铸造机

I'm interested in sourcing hollow pipes specifically designed for crafting silver or gold bands and bangles. My aim is to explore options that offer durability, a polished finish, and precise dimensions to ensure high-quality end products. Could you provide details on your available sizes, material specifications, and pricing? Additionally, I'd like to know about your production capacity and lead times for these items, as it's crucial for my project timeline. Looking forward to your response!