The largest company manufacturing processed lead products (excluding batteries) in the US. The products are used across the country in an enormous variety of applications. No matter what you are looking for, if it's a lead-based product then we can meet your needs. With significant capacity, we are easily able to fill high volume orders, as well as more run-of-the-mill requests. Our cold packing is available in 5 lb bags, 50 lb cartons of ten 5 lb bags or 50 lb bags. To be clear: 2-1/2 ft of the material weighs about 1 lb. Mayco's lead wool is certified to meet federal specification QQ-C-40.

• Lead wool, a form of caulking lead, consists of long, fine strands of chemical-grade lead twisted into 5/8 in rope for use in various applications