英国采购需求：GZL-45，钢筋螺纹切割机，螺纹切割机，钢筋镦粗端切割机

I'm looking for a detailed quotation for the overlock thread cutting assembly, which is crucial for our automatic thread trimming devices used in sewing machines. Please provide comprehensive information on the pricing, including any bulk purchase discounts, as well as the specifications to ensure compatibility with our equipment. Additionally, it would be great to know the lead time for production and delivery. If there are minimum order quantities or any additional options available, please include that in your response. Looking forward to your prompt reply with all the necessary details.