About products and suppliers
15703 black metal screw caps products are offered for sale by suppliers on Alibaba.com, of which lids, bottle caps & closures accounts for 23%, screws accounts for 5%.
A wide variety of black metal screw caps options are available to you, such as non spill, non-refillable and child-proof.You can also choose from as, zinc alloy and stainless steel black metal screw caps,