新加坡采购需求：旋挖钻机、旋挖钻机附件、旋挖套管机、全液压拔套管机、液压套管振荡器、液压打桩机

I'm in the market for Saici desander parts and would like to gather more detailed information about your offerings. Specifically, I'm interested in understanding the different types of components you have available, including specifications, materials used, and any relevant certifications. It's also important for me to know your lead times for these parts and if you have options for bulk purchasing. Additionally, could you provide insight on pricing structures and any potential discounts for larger orders? I'm looking for a reliable supplier who can meet my needs consistently. If you have a catalog or product list, that would be extremely helpful. I'd appreciate your prompt response so we can move forward with this inquiry efficiently.