1621 m20 threaded rods products are offered for sale by suppliers on Alibaba.com, of which threaded rods accounts for 31%, bolts accounts for 30%.
A wide variety of m20 threaded rods options are available to you, such as general industry, heavy industry and mining.You can also choose from oem, odm and obm m20 threaded rods,As well as from zinc, black m20 threaded rods,and whether m20 threaded rods is thrread rods m14-m36, or thread rods m14-m36.