马来西亚采购需求：双头螺柱、蝶形螺母、自钻螺钉、方锥垫圈、非标、连接螺栓

I'm interested in learning more about your coupling bolts. Specifically, I need detailed information regarding the different specifications you offer, as well as any available options for customization. It would be helpful to understand the materials used, sizes available, and any unique features that set your products apart. Additionally, I would appreciate a breakdown of your pricing structures, including bulk order discounts, shipping costs, and lead times for delivery. Knowing this will help me make an informed decision and potentially commit to a larger order if your offerings align with our needs. Please send over the relevant details at your earliest convenience. Thank you!