2437 1/2 28 thread products are offered for sale by suppliers on Alibaba.com, of which tap & die accounts for 1%, sewing threads accounts for 1%.
A wide variety of 1/2 28 thread options are available to you, such as steel, stainless steel and plastic.You can also choose from thread, female and male 1/2 28 thread,as well as from odm, oem, and obm 1/2 28 thread, and whether 1/2 28 thread is garment shops, printing shops, or building material shops.