美国采购需求：甲板螺丝、螺丝和紧固件、自钻石膏板螺丝、自钻自攻螺丝、不锈钢自钻螺丝、自攻螺丝

I'm reaching out for a quote regarding a couple of specific black products that I need for my upcoming project. I'm looking for the first item with particular dimensions and specifications, and I'd like to know about the pricing, lead time, and any available bulk discounts. Additionally, the second item I'm interested in has different dimensions but similar characteristics. Please provide information on availability and any relevant details that could assist in my decision-making process. Looking forward to your prompt response!