美国采购需求：万能试验机、拉力试验机、卧式拉力试验机、压力试验机、疲劳试验机、弹簧试验机

I'm reaching out to gather more information about the availability of various products that your factory offers. We're currently exploring our options and it's crucial for us to understand what you have in stock. Could you please provide details on the current inventory levels, lead times for restocking, and any potential constraints we should be aware of? This will greatly assist us in our decision-making process as we move forward. Thanks in advance for your prompt response!